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Interview Invitation for Educational Research Muhammad Hassan Tanveer via dev (Mar 31)
Hello Everyone!

We are conducting a research study on how organizations handle the
aftermath of cybersecurity incidents and we would greatly value your
perspective. Our focus is on what happens after a security incident is
resolved. How do teams reflect on these events? How do organizations
learn from incidents?

Are you a cybersecurity practitioner? We would love to hear from you! We
invite you to participate in a ~45-minute online...

Re: GSoC 2026: Password Security Wizard - Optimizing the NSE Brute Library Adithya Shetty (Mar 13)
Ah, my mistake.

I completely missed that banner on the site.

Thanks for letting me know Gordon

[no subject] Juan jose Rodriguez (Mar 08)
Contraseña

GSoC 2026: Password Security Wizard - Optimizing the NSE Brute Library Adithya Shetty (Mar 02)
Hi Nmap Development Team and Fotis,

My name is Adithya, and I am a 4th-semester Computer Science student
specializing in Cybersecurity. I am writing to express my strong interest
in the "Password Security Wizard" project for GSoC 2026.

Over the past few days, I have cloned the repository, set up my build
environment, and have been digging into the nselib/brute.lua library and
several of the -brute.nse scripts (specifically focusing on...

Question about Nmap and GSoC 2026 Sweekar (Jan 29)
Hi Nmap developers,

I am a student contributor and have previously worked on Nmap. I am
preparing for Google Summer of Code 2026 and wanted to ask whether Nmap is
considering participating as a mentoring organization this year, or if
there are no plans at this time.

Thank you for your time and for maintaining such an important project.

Best regards,
Sweekar

PR #3277: Clean up and harden POP3 helper login functions Sweekar (Jan 23)
Hello Nmap Developers,
As suggested in CONTRIBUTION.md i am writing this mail to notify about my PR
https://github.com/nmap/nmap/pull/3277

This PR refactors and fixes the POP3 authentication helper functions used
by NSE scripts, including pop3-brute.nse.

Main changes:

-

Hardened SASL LOGIN handling
-

Improved SASL PLAIN and CRAM-MD5 logic
-

Corrected APOP handling and report missing OpenSSL support
-

Normalized...

HTTP2 cleartext service probe Harrison Neal (Dec 24)
Good day,

In instances where HTTP2 is used cleartext without TLS+ALPN (a.k.a., h2c,
prior knowledge), nmap does not appear to have a service probe.

The following is something really simple based on RFC7540, which covers the
initial client message and the server's initial SETTINGS frame. The match
regex below ignores the length (RFC says the server's initial SETTINGS
frame can be empty, nghttpd appears to provide a single entry for...

dev () nmap org judy Wallace (Dec 19)
dev () nmap org

Re: [Battery-svn] r39303 - Kalinux/nselib Trinidad JR Cristian (Nov 28)
Sent from my T-Mobile 5G Device
Get Outlook for Android

https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231?diff=unified#:~:text=static%20void,%7B

________________________________
From: Trinidad JR Cristian <Employment404 () outlook com>
Sent: Friday, November 28, 2025 6:20:32 PM
To: dev () nmap org <dev () nmap org>
Subject: Re: [Battery-svn] r39303 - Kalinux/nselib...

Re: dev Digest, Vol 233, Issue 1 Trinidad JR Cristian (Nov 01)
Last Login: SAT NOV 01 2025 11:06:09 CDT

Authentication-Results: mail.ctmartinez5.ch; dkim=pass (Good 1024 bit
rsa-sha256 596) header.d=cert.org header.a=rsa-sha256; dkim=pass
(Good 1024 bit rsa-sha256 596) header.d=amazonses.com
header.a=rsa-sha256
Authentication-Results: mail.ctmartinez5.ch; dmarc=pass (p=none dis=none)
header.from=cert.org
Authentication-Results: mail.outlook.ch;...

Fw: dev Digest, Vol 233, Issue 1 Trinidad JR Cristian (Oct 31)
JE6ar71cU61f: [CARTER[338NYROC14617]ROCHESTER] --Cristian A Trinidad

NET Wrapper for Npcap <- Package delivery for bothe itmes 1&2 .

1-["Lenss":"Eyes-drops","Battery":["Interface":"TjRQouCJ"(1737645151)

Zenmap Nmap @NeonNox Samsung 8 Galaxy kalinux 2&2

2-("KALI":"162.5 mm × 74.8 mm × 8.6...

GitHub PR #3214: Add compatibility fixes for various OSes + multiplatform autobuilds Jordan Ritter (Oct 30)
Just submitted https://github.com/nmap/nmap/pull/3214 — I think the contributing guidelines say to give an extra heads
up via email, so this is that email.

The PR adds compilation fixes for FreeBSD, NetBSD, OpenBSD, Solaris, macOS, and Windows, against current master (on
GitHub, which I understand is synced read-only with SVN).

I got the sense you guys may not have broad OS coverage in the existing TravisCI setup — given all the problems...

RE: Nmap Zenmap version mismatch via Windows .exe installer EXT-Modrell, Anthony via dev (Oct 30)
Hello,

I was looking for an update. I see that the media has not changed via hash since we downloaded and found the mismatch.
Any update would be appreciated.

Thank you,
Tony

From: EXT-Modrell, Anthony
Sent: Wednesday, September 24, 2025 1:42 PM
To: 'dev () nmap org' <dev () nmap org>
Cc: Herren (US), Tracy J <tracy.j.herren () boeing com>; EXT-Baker, Mark A <mark.a.baker2 () boeing com>; EXT-Rivera,
Alexander R...

Re: .NET Wrapper for Npcap Daniel Miller (Oct 30)
Steve,

Npcap ought to work with any existing WinPcap wrapper, since the API is
backwards-compatible. I have not used any C# wrappers myself, though I am
aware of SharpPcap (https://github.com/dotpcap/sharppcap) as another.

Dan

On Wed, Jun 11, 2025 at 6:44 AM Altaffer, Steven via dev <dev () nmap org>
wrote:

Nmap Announce — Moderated list for the most important new releases and announcements regarding the Nmap Security Scanner and related projects. We recommend that all Nmap users subscribe to stay informed.

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Npcap Version 1.82 Released with VLAN Tagging and More Gordon Fyodor Lyon (Apr 28)
Dear Nmap Community,

In preparation for an imminent Nmap release (hopefully this week!), we have
released Version 1.82 of our Npcap Windows packet capture and transmission
driver. It builds upon the recent 1.81 release to add support for VLAN
tagging. This allows you to select for packets directed to a certain VLAN
or just inspect the VLAN headers on any packets received. It's especially
useful for Wireshark users. You can also now send...

Nmap 7.95 released: OS and service detection signatures galore! Gordon Fyodor Lyon (May 05)
Dear Nmap Community,

I just arrived in San Francisco for the RSA conference and am delighted to
announce our Nmap Version 7.95 release! I'm most excited that we finally
tackled our backlog of OS and service detection fingerprint submissions.
We're not talking about dozens or hundreds of them-we processed more than
6,500 fingerprints!

For OS detection, we added 336 signatures, bringing the new total to 6,036.
Additions include iOS 15...

Full Disclosure — A public, vendor-neutral forum for detailed discussion of vulnerabilities and exploitation techniques, as well as tools, papers, news, and events of interest to the community. The relaxed atmosphere of this quirky list provides some comic relief and certain industry gossip. More importantly, fresh vulnerabilities sometimes hit this list many hours or days before they pass through the Bugtraq moderation queue.

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SEC Consult SA-20260401-0 :: Broken Access Control in Open WebUI SEC Consult Vulnerability Lab via Fulldisclosure (Apr 02)
SEC Consult Vulnerability Lab Security Advisory < 20260401-0 >
=======================================================================
title: Broken Access Control
            product: Open WebUI
 vulnerable version: <v0.8.11
      fixed version: v0.8.11
CVE number: CVE-2026-34222
             impact: high
homepage:https://openwebui.com
              found: 2026-02-06...

SEC Consult SA-20260326-0 :: Local Privilege Escalation in Vienna Assistant (MacOS) - Vienna Symphonic Library SEC Consult Vulnerability Lab via Fulldisclosure (Apr 02)
SEC Consult Vulnerability Lab Security Advisory < 20260326-0 >
=======================================================================
title: Local Privilege Escalation
product: Vienna Assistant (MacOS) - Vienna Symphonic Library
 vulnerable version: 1.2.542
fixed version: -
CVE number: CVE-2026-24068
             impact: high
homepage:https://www.vsl.co.at/
         ...

Apple OHTTP Relay: 14 Third-Party Endpoints, 6 Countries, Zero User Visibility Joseph Goydish II via Fulldisclosure (Apr 02)
SUMMARY

Apple's Oblivious HTTP relay for Live Caller ID Lookup (iOS 18+) routes
traffic through 14 third-party endpoints across six countries. These include
an anonymous Delaware LLC sharing data with OpenAI, a Russian endpoint
(Yandex), and a Swiss GmbH whose privacy policy names "The Legal Entity to
be Confirmed" as its data controller. None of this is disclosed to users.

This is shared infrastructure. All devices using Live...

[KIS-2026-06] MetInfo CMS <= 8.1 (weixinreply.class.php) PHP Code Injection Vulnerability Egidio Romano (Apr 02)
---------------------------------------------------------------------------
MetInfo CMS <= 8.1 (weixinreply.class.php) PHP Code Injection Vulnerability
---------------------------------------------------------------------------

[-] Software Link:

https://www.metinfo.cn

[-] Affected Versions:

Versions 7.9, 8.0, and 8.1.

[-] Vulnerability Description:

The vulnerable code is located into the...

[CVE-2026-33691] OWASP CRS whitespace padding bypass vulnerability cyber security (Apr 02)
A vulnerability was identified in OWASP CRS where whitespace padding
in filenames can bypass file upload extension checks, allowing uploads
of dangerous files such as .php, .phar, .jsp, and .jspx. This issue
has been assigned CVE‑2026‑33691.

Impact: Attackers may evade CRS protections and upload web shells
disguised with whitespace‑padded extensions. Exploitation is most
practical on Windows backends that normalize whitespace in filenames...

APPLE-SA-03-24-2026-10 Xcode 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-10 Xcode 26.4

Xcode 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126801.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

otool
Available for: macOS Tahoe 26.2 and later
Impact: An app may be able to cause unexpected system termination
Description: An...

APPLE-SA-03-24-2026-9 Safari 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-9 Safari 26.4

Safari 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126800.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

WebKit
Available for: macOS Sonoma and macOS Sequoia
Impact: Processing maliciously crafted web content may prevent Content
Security...

APPLE-SA-03-24-2026-8 visionOS 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-8 visionOS 26.4

visionOS 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126799.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: Apple Vision Pro (all models)
Impact: An attacker in a privileged network position may be able to
intercept...

APPLE-SA-03-24-2026-7 watchOS 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-7 watchOS 26.4

watchOS 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126798.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: Apple Watch Series 6 and later
Impact: An attacker in a privileged network position may be able to
intercept...

APPLE-SA-03-24-2026-6 tvOS 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-6 tvOS 26.4

tvOS 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126797.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: An attacker in a privileged network position may be able to
intercept...

APPLE-SA-03-24-2026-5 macOS Sonoma 14.8.5 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-5 macOS Sonoma 14.8.5

macOS Sonoma 14.8.5 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126796.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: macOS Sonoma
Impact: An attacker in a privileged network position may be able to
intercept network...

APPLE-SA-03-24-2026-4 macOS Sequoia 15.7.5 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-4 macOS Sequoia 15.7.5

macOS Sequoia 15.7.5 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126795.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: macOS Sequoia
Impact: An attacker in a privileged network position may be able to
intercept...

APPLE-SA-03-24-2026-3 macOS Tahoe 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-3 macOS Tahoe 26.4

macOS Tahoe 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126794.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: macOS Tahoe
Impact: An attacker in a privileged network position may be able to
intercept network...

APPLE-SA-03-24-2026-2 iOS 18.7.7 and iPadOS 18.7.7 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-2 iOS 18.7.7 and iPadOS 18.7.7

iOS 18.7.7 and iPadOS 18.7.7 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126793.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: iPhone XS, iPhone XS Max, iPhone XR, iPad 7th generation
Impact: An attacker in...

APPLE-SA-03-24-2026-1 iOS 26.4 and iPadOS 26.4 Apple Product Security via Fulldisclosure (Mar 28)
APPLE-SA-03-24-2026-1 iOS 26.4 and iPadOS 26.4

iOS 26.4 and iPadOS 26.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/126792.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

802.1X
Available for: iPhone 11 and later, iPad Pro 12.9-inch 3rd generation
and later, iPad Pro 11-inch 1st...

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Daily Dave — This technical discussion list covers vulnerability research, exploit development, and security events/gossip. It was started by ImmunitySec founder Dave Aitel and many security luminaries participate. Many posts simply advertise Immunity products, but you can't really fault Dave for being self-promotional on a list named DailyDave.

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OpenAI Codex Security Dave Aitel via Dailydave (Mar 07)
https://openai.com/index/codex-security-now-in-research-preview/

As you might have noticed we've released Codex Security and if you have a
ChatGPT business or enterprise or edu or pro subscription (which is most of
y'all) then you have access ! Just go to chatgpt.com/codex/security and
hopefully it pulls up cleanly for you. If not, probably my fault in some
way.

If you do have access then I'd love it if you would:

1. Say what...

RE//verse, DistrictCon, an Anole Friend Dave Aitel via Dailydave (Feb 02)
Last month was DistrictCon, a great conference that I did not attend
because the sky decided to dump snow on Washington, DC. Anyone who has
spent more than ten minutes in that city knows this is how you cancel every
flight out of DCA and turn the roads into skating rinks filled with deeply
furious government contractors. Life is short, so I remained in Miami where
it was 80 degrees and everyone was pretending winter is a myth.

Today it is...

feeling the air Dave Aitel via Dailydave (Jan 05)
For reasons I still don’t fully understand, Miami Beach has enormous
colonies of turkey vultures. You’ll see them circling over the city and the
interstates, perched like huge awkward toddlers on lampposts, or standing
motionless as a shadow in the strip of grass between the road and the blue
water of the bay. If you look up at almost any moment, there’s a column of
them somewhere overhead, wings spread wide, fingers splayed, feeling the...

Re: Defense ? Dean Pierce via Dailydave (Nov 16)
I like the idea of having a software supply chain that people can pay into
that basically funds a universal bug bounty system for anything that
matters.

You can put systems in place that utilize zero knowledge exploitability
proofs to automate bounty triage, so it doesn't even need to be run by a
central trusted entity. As the bounty markets stabilize, what you're left
with is a software ecosystem where anyone can build what they need...

Re: Defense ? Chris Anley via Dailydave (Nov 16)
(gingerly raises head above parapet)

Historically, “we’ve” moved the bar in defense.

- Everything is now in the cloud, accessible 24/7 via APIs whose keys are stored in plaintext alongside code, or via
preauthenticated sessions
- Everything has ~40 dependencies, each of which has ~40 dependencies, etc, which, combined with a published CVE rate
of 1 per 15 minutes (calendar year 2024), means that patching an enterprise before an...

Re: Defense ? Alfonso De Gregorio via Dailydave (Nov 16)
Imbalances in the skills and workforce are real. The gap remains hard
to bridge also in the presence of greater degrees of automation that
AI buys us, because, at this stage, we want humans to be in the loop –
and for good reasons – and, also, cause we are not going to grow the
skillset faster than the attack surface, I am afraid.

I hate to sound like a broken record, but I will take a bite
regardless: those imbalances are a byproduct of the...

Re: Defense ? Conan Dooley via Dailydave (Nov 16)
Reduce complexity, duplication, and scope in your infrastructure. Your
developers and infrastructure staff would need to agree on standardized
libraries, frameworks, etc, and you'd need skilled technical staff to
validate when people said doing something wasn't possible within that
scope, and make them accountable for making sure adding that level of
complexity led to business value that was greater than that overhead (vs,
say, just...

Re: Defense ? etojake--- via Dailydave (Nov 16)
The content of this message was lost. It was probably cross-posted to
multiple lists and previously handled on another list.

Defense ? Dave Aitel via Dailydave (Nov 15)
How would one actually move the actual bar in defense? A big part of me
thinks that you're just not going to patch your way out of the problem. But
the number of organizations that you can rely on to actually make a
difference seems pretty small? Like even converting every Linux binary to
rust would only make sense if you could find a team that could actually
maintain and support that code base, which I don't know that you could.

Like...

Offensive AI Con Dave Aitel via Dailydave (Oct 08)
So I just got back from "Offensive AI Conference" in San Diego and it was a
great event - for a first time conference it ran especially smoothly, the
attendees were an amazing crowd, and many of the talks were extremely
strong. There's something about a conference that is not recording the
talks that gets people to actually sit and listen to them via the magic of
FOMO, but also, when a conference is "invite only" then you...

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Apple Releases Security Updates for Multiple Products CISA (Mar 28)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

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has recently been updated and is now available.

Apple Releases Security Updates for Multiple Products [
https://www.cisa.gov/news-events/alerts/2023/03/28/apple-releases-security-updates-multiple-products ] 03/28/2023 01:00
PM EDT

Apple...

CISA Releases Six Industrial Control Systems Advisories CISA (Mar 23)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

You are subscribed to Cybersecurity Advisories for Cybersecurity and Infrastructure Security Agency. This information
has recently been updated, and is now available.

CISA Releases Six Industrial Control Systems Advisories [
https://www.cisa.gov/news-events/alerts/2023/03/23/cisa-releases-six-industrial-control-systems-advisories ] 03/23/2023
08:00 AM EDT...

CISA Releases Eight Industrial Control Systems Advisories CISA (Mar 21)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

You are subscribed to Cybersecurity Advisories for Cybersecurity and Infrastructure Security Agency. This information
has recently been updated, and is now available.

CISA Releases Eight Industrial Control Systems Advisories [
https://www.cisa.gov/news-events/alerts/2023/03/21/cisa-releases-eight-industrial-control-systems-advisories ]
03/21/2023 08:00 AM...

CISA and NSA Release Enduring Security Framework Guidance on Identity and Access Management CISA (Mar 21)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

You are subscribed to Cybersecurity Advisories for Cybersecurity and Infrastructure Security Agency. This information
has recently been updated, and is now available.

CISA and NSA Release Enduring Security Framework Guidance on Identity and Access Management [...

Open Source Security — Discussion of security flaws, concepts, and practices in the Open Source community

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Re: Fwd: [siren] Severity: High – Potential Malicious Campaign Underway Targeting Open Source Developers via Slack Stuart D Gathman (Apr 08)
etc

As listed in this and other recent OSS emails, platforms exploited included
Slack, Teams, Google, etc

The method is to create a convincing fake account on the centralized platform.

Is this a weakness that is aggravated by centralized platforms?

Federated protocols like SMTP, Matrix, XMPP, etc would require a
deceptive domain name (like the legendary lBM.com of Arial font fame)
for a similar attack. (Fully decentralized protocols like SSB...

Re: systemd-journald in systemd 259 does not escape characters in emerg messages that are wall'd to other user's terminals Aaron Rainbolt (Apr 08)
A minor correction:

The root shell needs to be provided by ZSH, and ZSH needs to be put
into vi line editing mode, for this to work. See [1].

[1] https://www.openwall.com/lists/oss-security/2022/11/10/1

Re: libcap-2.77 (since libcap-2.04) has TOCTOU privilege escalation issue Andrew G. Morgan (Apr 08)
As promised, the advisory (
https://github.com/AndrewGMorgan/libcap_mirror/security/advisories/GHSA-f78v-p5hx-m7hh
) and release notes (
https://sites.google.com/site/fullycapable/release-notes-for-libcap?#h.x4zn8j3lss6r
) have been updated. I now consider this issue fully public.

FWIW Paul Ivanov tells me he had to fish my last message out of his
Spam folder, so I guess this follow up may have a similar fate.

Cheers

Andrew

Re: [EXTERN] Re: [oss-security] Multiple CVEs disclosed in CUPS Schwedas, Sven (Apr 08)
libcups itself is only the client side that does not seem vulnerable to
any of the issues, cupsd can be managed like any other daemon, and worst
case can be firewalled off if that does not work for whatever reason.

CVE-2026-5083: Ado::Sessions versions through 0.935 for Perl generates insecure session ids Robert Rothenberg (Apr 08)
========================================================================
CVE-2026-5083                                        CPAN Security Group
========================================================================

        CVE ID:  CVE-2026-5083
  Distribution:  Ado
      Versions:  through 0.935

      MetaCPAN:  https://metacpan.org/dist/Ado
      VCS Repo:  https://github.com/kberov/Ado...

CVE-2026-5082: Amon2::Plugin::Web::CSRFDefender versions from 7.00 through 7.03 for Perl generate an insecure session id Robert Rothenberg (Apr 08)
========================================================================
CVE-2026-5082                                        CPAN Security Group
========================================================================

        CVE ID:  CVE-2026-5082
  Distribution:  Amon2-Plugin-Web-CSRFDefender
      Versions:  from 7.00 through 7.03

      MetaCPAN: https://metacpan.org/dist/Amon2-Plugin-Web-CSRFDefender...

Re: Axios Supply-Chain Attack [v1.14.1] [0.30.4] --> plain-crypto-js [4.2.0][4.2.1] Solar Designer (Apr 07)
Hi,

There's now also "Post Mortem: axios npm supply chain compromise", which
mentions that an elaborate social-engineering attack was used:

https://github.com/axios/axios/issues/10636

with impersonation, a fake Slack workspace, MS Teams meeting, etc.

Copying pieces of what @jasonsaayman wrote in the GitHub issue above:

Alexander

Fwd: [siren] Severity: High – Potential Malicious Campaign Underway Targeting Open Source Developers via Slack Solar Designer (Apr 07)
Also seen at https://lists.openssf-vuln.org/g/siren/message/7

----- Forwarded message from "Christopher Robinson via lists.openssf-vuln.org"
<christopher.robinson=linuxfoundation.org () lists openssf-vuln org> -----

Subject: [siren] Severity: High – Potential Malicious Campaign Underway Targeting Open Source Developers via Slack
To: siren () lists openssf-vuln org
From: "Christopher Robinson via...

Re: Multiple CVEs disclosed in CUPS Peter Gutmann (Apr 07)
Alan Coopersmith <alan.coopersmith () oracle com> writes:

Hopefully not too off-topic but a related issue with CUPS is that it's
incredibly difficult to remove in order to harden a system. Under Ubuntu it's
installed by default and deeply embedded into things (some packages can't be
removed at all, try a 'sudo apt purge libcups*' but whatever you do don't hit
'y'), and keeps re-enabling and...

Multiple CVEs disclosed in CUPS Alan Coopersmith (Apr 07)
https://heyitsas.im/posts/cups/ discloses:

Further details, including about how the bugs were found and the PoC can be
found in the blog post at https://heyitsas.im/posts/cups/ and the article at
https://www.theregister.com/2026/04/06/ai_agents_cups_server_rce/

The CUPS maintainers have published advisories for the above at:

CVE-2026-34980:
https://github.com/OpenPrinting/cups/security/advisories/GHSA-4852-v58g-6cwf

CVE-2026-34990:...

systemd-journald in systemd 259 does not escape characters in emerg messages that are wall'd to other user's terminals Aaron Rainbolt (Apr 07)
Going over this semi-briefly:

* systemd-journald is configured with the `ForwardToWall=yes` and
`MaxWallLevel=emerg` settings by default in Ubuntu 26.04 pre-release
images and Arch Linux. (I think this is because these are enabled by
default in systemd upstream but haven't tried to verify this.) In my
testing, this will result in systemd-journald copying emerg-level
log messages to all logged-in TTYs and at least some root-owned...

Re: libcap-2.77 (since libcap-2.04) has TOCTOU privilege escalation issue Christian Göttsche (Apr 07)
Apr 7, 2026 18:54:22 Andrew G. Morgan <morgan () kernel org>:

Hi,

the new code suppports changing the file capabilities of all kinds of files (not just regular)(given that the caller
has read permissions).
Is that intended?

Best regards,
       Christian Göttsche

[vim-security] Netbeans command injection in Vim < v9.2.0316 Christian Brabandt (Apr 07)
Netbeans command injection in Vim < v9.2.0316
=============================================
Date: 07.04.2026
Severity: Medium
CVE: *requested, but not yet assigned*
CWE: Improper Neutralization of Special Elements used in an OS Command (CWE-78)

## Summary
A command injection vulnerability in Vim's netbeans interface allows a malicious
netbeans server to execute arbitrary Ex commands when Vim connects to it, via
unsanitized strings in the...

[OSSA-2026-005] Keystone: Restricted application credentials can create EC2 credentials (CVE-2026-33551) Jeremy Stanley (Apr 07)
============================================================================
OSSA-2026-005: Restricted application credentials can create EC2 credentials
============================================================================

:Date: April 07, 2026
:CVE: CVE-2026-33551

Affects
~~~~~~~
- Keystone: >=14.0.0 <26.1.1, ==27.0.0, ==28.0.0, ==29.0.0

Description
~~~~~~~~~~~
Maxence Bornecque from Orange Cyberdefense CERT Vulnerability...

OpenSSL Security Advisory Tomas Mraz (Apr 07)
OpenSSL Security Advisory [7th April 2026]
==========================================

Incorrect Failure Handling in RSA KEM RSASVE Encapsulation (CVE-2026-31790)
===========================================================================

Severity: Moderate

Issue summary: Applications using RSASVE key encapsulation to establish
a secret encryption key can send contents of an uninitialized memory buffer to
a malicious peer.

Impact summary: The...

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Site Reliability Engineering - Focus of NANOG 97 + MORE Nanog News via NANOG (Apr 08)
*** Site Reliability Engineering - Focus of NANOG 97*
------------------------------------------------------------
*Join Us in Bellevue (Jun.1-3)*

NANOG 97’s content will showcase how network operators are using SRE tools
and methodologies in the real world to reduce network and application
downtime and increase reliability.

*SRE topics we plan to include in NANOG 97’s programming include:*

* Monitoring and observability
* Incident...

Spoofer Report for NANOG for Mar 2026 CAIDA Spoofer Project via NANOG (Apr 08)
In response to feedback from operational security communities,
CAIDA's source address validation measurement project
(https://spoofer.caida.org) is automatically generating monthly
reports of ASes originating prefixes in BGP for systems from which
we received packets with a spoofed source address.
We are publishing these reports to network and security operations
lists in order to ensure this information reaches operational
contacts in these...

Re: Cloudflare DNS contact? Betsy Schwartz via NANOG (Apr 07)
Thank you all. I will reach out. I think we've disproved my first theory
about what the issue is.

Apologies for slow response,
(trouble came in threes this week!)

Re: BGP Stuck Routes Operational Experience Survey Job Snijders via NANOG (Apr 07)
Hi,

The text refering to reference 9, and reference 9 itself seems wrongly
titled: those Large BGP Communities Beacons were my personal project. I
was originating routes with large communities from my home router. :-)

In that time period, members of my household noticed they couldn't reach
certain websites, and that observatoin led to the discovery there was
squatting of BGP codepoints:...

Re: BGP Stuck Routes Operational Experience Survey Bryton Herdes via NANOG (Apr 07)
Thanks for sharing the survey.

In addition to responding, I thought I'd share a blog we wrote late last
year detailing our operational experience with stuck routing:
https://blog.cloudflare.com/going-bgp-zombie-hunting/

Re: Cloudflare DNS contact? Steve Sullivan via NANOG (Apr 07)
Hey Mark,

Steve at DNS-OARC reaching out. I sent a note to the OP recommending she
hit the OARC chat platform and mail list.

Cloudflare DNS is actually pretty active in the DNS-OARC Member and
at-large Community. Might want send these operational DNS questions to
the dns-operations mailing list and to https://chat.dns-oarc.net.

I try too when i see them, but I cannot read all the nanog mails.

I hope to see you at a workshop soon.

Kind...

Re: Cloudflare DNS contact? Steve Sullivan via NANOG (Apr 07)
Hi Betsy,

Cloudflare DNS hangs out in the dns- oarc community. You can reach out
here: <https://chat.dns-oarc.net>. You can self\- subscribe to our
Community chat there.  All DNS All Day long.

Also, we operate the dns-operations () dns-oarc net, and several other
lists and initiatives that are operational DNS focused.

Feel free to reach out with questions. I will be at NANOG in Bellevue in
a few months too if you are attending....

Re: Cloudflare DNS contact? marka via NANOG (Apr 06)


Nslookup is NOT a good diagnostic tool. Here it presumably tried well.com
then tried well.com.well.sf.ca.us when the first query failed as you have
well.sf.ca.us in the search list. This is one of the reasons it is not a
good diagnostic tool. Also different versions of nslookup move onto to
applying the next name in the search list differently. The only SAFE? way
to do search lists is to ONLY move to the next name on NXDOMAIN (Name Error)....

Re: Cloudflare DNS contact? Vinny Abello via NANOG (Apr 06)
Also to that point, specifically in the case of Cloudflare, their
resolvers do not support ANY queries since 2015.

https://developers.cloudflare.com/1.1.1.1/faq/?utm_source=chatgpt.com#does-1111-support-any

-Vinny

Re: Cloudflare DNS contact? Chris Adams via NANOG (Apr 06)
Once upon a time, Betsy Schwartz via NANOG <nanog () lists nanog org> said:

You didn't include any excerpt showing the problem, you only included a
check against 8.8.8.8 and whois. Also, running an ANY query against a
caching resolver is not a good test, it has unpredictable results.

Re: Cloudflare DNS contact? Alexander Huynh via NANOG (Apr 06)
I'm failing to reproduce the errors you see.

Checking the authoritative nameservers for `well.com` yields `23.22.72.90` for the A record and nothing for the AAAA
record:

% dig +trace NS well.com
...
well.com. 172800 IN NS ns-1103.awsdns-09.org.
well.com. 172800 IN NS ns-1783.awsdns-30.co.uk.
well.com. 172800 IN NS ns-459.awsdns-57.com....

Cloudflare DNS contact? Betsy Schwartz via NANOG (Apr 06)
We're getting reports of users trying to log in or request 2FA emails from
Cloudflare sites (ex: California DMV) but seeing errors that our well.com
domain isn't recognized as valid. Well.com has been around since 1993 and
our primary DNS hasn't changed since perhaps 2012. . Excerpts appended for
reference.

I strongly suspect these errors are related to a Cloudflare security check
for valid email domains. Hoping someone here...

BGP Stuck Routes Operational Experience Survey Iliana Xygkou via NANOG (Apr 06)
Dear NANOG community members,

We are researchers from Georgia Tech investigating the phenomenon of BGP stuck routes (also known as "zombie
routes")—prefixes that persist in routing tables despite being withdrawn by their origin AS.
While recent research using BGP beacons (including our work presented at IMC 2025 [1]) confirms that zombie routes
occur regularly and can persist for long periods, there is a gap in understanding the...

Re: Anyone from Edgoo here? William Herrin via NANOG (Apr 06)
The RPF filter was removed and all is working as it should be. My
thanks to everyone involved.

For the list: let this be your annual reminder that BGP and strict RPF
are incompatible with each other. Strict RPF just doesn't handle
asymmetric routing. If you try it, you'll inevitably create some black
holes. And you won't find them. Your customer will.

When you have a multihomed downstream customer, use static lists or an
API to...

Anyone from Edgoo here? William Herrin via NANOG (Apr 06)
My ISP is your customer and you appear to be incorrectly applying
strict reverse path filtering on their BGP managed link. If that's
accurate, congratulations: you broke the Internet. Or at least the
part of it encompassing 199.33.224.0/23. Please contact me so we can
figure this out.

Regards,
Bill Herrin

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BreachExchange — BreachExchange focuses on all things data breach. Topics include actual data breaches, cyber insurance, risk management, metrics and more. This archive includes its predecessor, the Data Loss news and discussion lists.

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Healthcare organizations face rising ransomware attacks – and are paying up Matthew Wheeler (Jun 03)
https://www.theregister.com/2022/06/03/healthcare-ransomware-pay-sophos/

Healthcare organizations, already an attractive target for ransomware given
the highly sensitive data they hold, saw such attacks almost double between
2020 and 2021, according to a survey released this week by Sophos.

The outfit's team also found that while polled healthcare orgs are quite
likely to pay ransoms, they rarely get all of their data returned if they
do...

A digital conflict between Russia and Ukraine rages on behind the scenes of war Matthew Wheeler (Jun 03)
https://wskg.org/npr_story_post/a-digital-conflict-between-russia-and-ukraine-rages-on-behind-the-scenes-of-war/

SEATTLE — On the sidelines of a conference in Estonia on Wednesday, a
senior U.S. intelligence official told British outlet Sky News that the
U.S. is running offensive cyber operations in support of Ukraine.

“My job is to provide a series of options to the secretary of defense and
the president, and so that’s what I do,” said...

Researchers Uncover Malware Controlling Thousands of Sites in Parrot TDS Network Matthew Wheeler (Jun 03)
https://thehackernews.com/2022/06/researchers-uncover-malware-controlling.html

The Parrot traffic direction system (TDS) that came to light earlier this
year has had a larger impact than previously thought, according to new
research.

Sucuri, which has been tracking the same campaign since February 2019 under
the name "NDSW/NDSX," said that "the malware was one of the top infections"
detected in 2021, accounting for more than...

FBI, CISA: Don't get caught in Karakurt's extortion web Matthew Wheeler (Jun 03)
https://www.theregister.com/2022/06/03/fbi_cisa_warn_karakurt_extortion/

The Feds have warned organizations about a lesser-known extortion gang
Karakurt, which demands ransoms as high as $13 million and, some
cybersecurity folks say, may be linked to the notorious Conti crew.

In a joint advisory [PDF] this week, the FBI, CISA and US Treasury
Department outlined technical details about how Karakurt operates, along
with actions to take,...

DOJ Seizes 3 Web Domains Used to Sell Stolen Data and DDoS Services Matthew Wheeler (Jun 02)
https://thehackernews.com/2022/06/doj-seizes-3-web-domains-used-to-sell.html

The U.S. Department of Justice (DoJ) on Wednesday announced the seizure of
three domains used by cybercriminals to trade stolen personal information
and facilitate distributed denial-of-service (DDoS) attacks for hire.

This includes weleakinfo[.]to, ipstress[.]in, and ovh-booter[.]com, the
former of which allowed its users to traffic hacked personal data and
offered a...

Chinese Hackers Begin Exploiting Latest Microsoft Office Zero-Day Vulnerability Matthew Wheeler (Jun 02)
https://thehackernews.com/2022/05/chinese-hackers-begin-exploiting-latest.html

An advanced persistent threat (APT) actor aligned with Chinese state
interests has been observed weaponizing the new zero-day flaw in Microsoft
Office to achieve code execution on affected systems.

"TA413 CN APT spotted [in-the-wild] exploiting the Follina zero-day using
URLs to deliver ZIP archives which contain Word Documents that use the
technique,"...

US military hackers conducting offensive operations in support of Ukraine, says head of Cyber Command Matthew Wheeler (Jun 02)
https://www.three.fm/news/world-news/us-military-hackers-conducting-offensive-operations-in-support-of-ukraine-says-head-of-cyber-command/

US military hackers have conducted offensive operations in support of
Ukraine, the head of US Cyber Command has told Sky News.

In an exclusive interview, General Paul Nakasone also explained how "hunt
forward" operations were allowing the United States to search out foreign
hackers and identify...

SideWinder Hackers Launched Over a 1, 000 Cyber Attacks Over the Past 2 Years Matthew Wheeler (May 31)
https://thehackernews.com/2022/05/sidewinder-hackers-launched-over-1000.html

An "aggressive" advanced persistent threat (APT) group known as SideWinder
has been linked to over 1,000 new attacks since April 2020.

"Some of the main characteristics of this threat actor that make it stand
out among the others, are the sheer number, high frequency and persistence
of their attacks and the large collection of encrypted and obfuscated...

Hackers are Selling US University Credentials Online, FBI Says Matthew Wheeler (May 31)
https://tech.co/news/hackers-are-selling-us-university-credentials-online-fbi-says

The Federal Bureau of Investigation has warned US universities and colleges
that it has found banks of login credentials and other data relating to VPN
access circulating on cybercriminals forums.

The fear is that such data will be sold and subsequently used by malicious
actors to orchestrate attacks on other accounts owned by the same students,
in the hope...

Interpol Nabs 3 Nigerian Scammers Behind Malware-based Attacks Matthew Wheeler (May 31)
https://thehackernews.com/2022/05/interpol-nabs-3-nigerian-scammers.html

Interpol on Monday announced the arrest of three suspected global scammers
in Nigeria for using remote access trojans (RATs) such as Agent Tesla to
facilitate malware-enabled cyber fraud.

"The men are thought to have used the RAT to reroute financial
transactions, stealing confidential online connection details from
corporate organizations, including oil and gas...

U.S. Warns Against North Korean Hackers Posing as IT Freelancers Matthew Wheeler (May 18)
https://thehackernews.com/2022/05/us-warns-against-north-korean-hackers.html

Highly skilled software and mobile app developers from the Democratic
People's Republic of Korea (DPRK) are posing as "non-DPRK nationals" in
hopes of landing freelance employment in an attempt to enable the regime's
malicious cyber intrusions.

That's according to a joint advisory from the U.S. Department of State, the
Department of the...

FBI and NSA say: Stop doing these 10 things that let the hackers in Matthew Wheeler (May 18)
https://www.zdnet.com/article/fbi-and-nsa-say-stop-doing-these-10-things-that-let-the-hackers-in/

Cyber attackers regularly exploit unpatched software vulnerabilities, but
they "routinely" target security misconfigurations for initial access, so
the US Cybersecurity and Infrastructure Security Agency (CISA) and its
peers have created a to-do list for defenders in today's heightened threat
environment.

CISA, the FBI and National...

Fifth of Businesses Say Cyber-Attack Nearly Broke Them Matthew Wheeler (May 18)
https://www.infosecurity-magazine.com/news/fifth-of-businesses-cyber-attack/

A fifth of US and European businesses have warned that a serious
cyber-attack nearly rendered them insolvent, with most (87%) viewing
compromise as a bigger threat than an economic downturn, according to
Hiscox.

The insurer polled over 5000 businesses in the US, UK, Ireland, France,
Spain, Germany, the Netherlands and Belgium to compile its annual Hiscox
Cyber...

Hacker And Ransomware Designer Charged For Use And Sale Of Ransomware, And Profit Sharing Arrangements With Cybercriminals Matthew Wheeler (May 18)
https://www.shorenewsnetwork.com/2022/05/16/hacker-and-ransomware-designer-charged-for-use-and-sale-of-ransomware-and-profit-sharing-arrangements-with-cybercriminals/

A criminal complaint was unsealed today in federal court in Brooklyn, New
York, charging Moises Luis Zagala Gonzalez (Zagala), also known as
“Nosophoros,” “Aesculapius” and “Nebuchadnezzar,” a citizen of France and
Venezuela who resides in Venezuela, with attempted...

State of Ransomware shows huge growth in threat and impacts Matthew Wheeler (May 04)
https://www.continuitycentral.com/index.php/news/technology/7275-state-of-ransomware-shows-huge-growth-in-threat-and-impacts

Sophos has released its annual survey and review of real-world ransomware
experiences in its ‘State of Ransomware 2022’ report. This shows that 66
percent of organizations surveyed were hit with ransomware in 2021, up from
37 percent in 2020.

The average ransom paid by organizations that had data encrypted in their...

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Snort Subscriber Rules Update 2026-04-07 Research via Snort-sigs (Apr 07)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-cnc,
malware-other and server-webapp rule sets to provide coverage for
emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-04-02 Research via Snort-sigs (Apr 02)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the browser-chrome,
malware-cnc, malware-other and server-webapp rule sets to provide
coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-03-31 Research via Snort-sigs (Mar 31)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-image,
malware-cnc and server-webapp rule sets to provide coverage for
emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Re: Error in registered TalosLightSPD ruleset released on 2026-03-24? Dheeraj Gupta via Snort-devel (Mar 29)
Following up on this,

The new ruleset released on 2026-03-26 also causes the same error. Although
the reference in load_ips.lua has been removed, there is now a reference to
3.1.25.0 in

policies/common/ruledirs.conf.lua

With the latest ruleset, that line needs to be commented or the sensor will
not start.

Once again I am requesting the signature release admins to let us know if
there is something missing in the registered ruleset (The...

Snort Subscriber Rules Update 2026-03-26 Research via Snort-sigs (Mar 26)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-image,
malware-other and server-webapp rule sets to provide coverage for
emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Error in registered TalosLightSPD ruleset released on 2026-03-24? Dheeraj Gupta via Snort-devel (Mar 26)
Hi,

We are using registered ruleset for Snort. After downloading the latest
LightSPD ruleset released on 2026-03-24, our sensor failed to start up with
an error

ERROR: ips.rules:6 can't open ../../rules/3.1.25.0/includes.rules
ERROR: ips.states:6 can't open ../../rules/
3.1.25.0/rulestates-security-ips.states

Looking at the the file lightspd/policies/common/load_ips.lua in the
release, there is a reference to 3.1.25 (which was not...

Error in registered TalosLightSPD ruleset released on 2026-03-24? Dheeraj Gupta via Snort-sigs (Mar 24)
Hi,

We are using registered ruleset for Snort. After downloading the latest
LightSPD ruleset released on 2026-03-24, our sensor failed to start up with
an error

ERROR: ips.rules:6 can't open ../../rules/3.1.25.0/includes.rules
ERROR: ips.states:6 can't open ../../rules/
3.1.25.0/rulestates-security-ips.states

Looking at the the file lightspd/policies/common/load_ips.lua in the
release, there is a reference to 3.1.25 (which was not...

Snort Subscriber Rules Update 2026-03-24 Research via Snort-sigs (Mar 24)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-image,
malware-cnc, malware-other and server-webapp rule sets to provide
coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-03-05 Research via Snort-sigs (Mar 05)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the and server-webapp
rule sets to provide coverage for emerging threats from these
technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-03-03 Research via Snort-sigs (Mar 03)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-image,
file-other, indicator-shellcode, malware-cnc, malware-other,
server-mail and server-webapp rule sets to provide coverage for
emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-02-26 Research via Snort-sigs (Feb 26)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the browser-chrome,
file-other, os-windows, policy-other and server-webapp rule sets to
provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-02-24 Research via Snort-sigs (Feb 24)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-other and
server-webapp rule sets to provide coverage for emerging threats from
these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-02-19 Research via Snort-sigs (Feb 19)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-pdf,
malware-cnc, malware-other and server-webapp rule sets to provide
coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-02-17 Research via Snort-sigs (Feb 17)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-other and
server-webapp rule sets to provide coverage for emerging threats from
these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2026-02-12 Research via Snort-sigs (Feb 12)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the browser-other,
file-flash, file-pdf, os-windows, policy-other and server-webapp rule
sets to provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories