Claude Mythos Has Found 271 Zero-Days in Firefox

That's a lot. No, it's an extraordinary number: Since February, the Firefox team has been working around the clock using frontier AI models to find and fix latent security vulnerabilities in the browser. We wrote previously about our collaboration with Anthropic to scan Firefox with Opus 4.6, whi...

Oracle Linux 9 : firefox (ELSA-2026-10757)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-10757 advisory. 140.10.0-1.0.1 - Fix firefox-oracle-default-prefs.js for new nss Orabug: 37079773 - Add firefox-oracle-default-prefs.js and remove the corresponding R...

Oracle Linux 8 : firefox (ELSA-2026-10766)

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-10766 advisory. 140.10.0-1.0.1 - Fix firefox-oracle-default-prefs.js for new nss Orabug: 37079789 140.10.0 - Add debranding patches Mustafa Gezen - Add OpenELA defaul...

Important: Red Hat Security Advisory: RHACS 4.8.11 security and bug fix update

Updated images are now available for Red Hat Advanced Cluster Security RHACS, which typically include new features, bug fixes, and/or security patches. See the release notes link in the references section for a description of the fixes and enhancements in this particular release...

Important: Red Hat Security Advisory: RHACS 4.8.11 security and bug fix update

Updated images are now available for Red Hat Advanced Cluster Security RHACS, which typically include new features, bug fixes, and/or security patches. See the release notes link in the references section for a description of the fixes and enhancements in this particular release...

Vulnerability Identification by Harnessing Inter-Connected Multi-Source Information

The utilization of third-party open-source libraries is widespread in modern software development. Due to the dependency relationships, vulnerabilities within open-source libraries pose significant security threats to downstream software. However, the library vulnerabilities are usually implicitl...

firefox security update

140.10.0-1.0.1 - Fix firefox-oracle-default-prefs.js for new nss Orabug: 37079789 140.10.0 - Add debranding patches Mustafa Gezen - Add OpenELA default preferences Louis Abel 140.10.0-1 - Update to 140.10.0 ESR...

firefox security update

140.10.0-1.0.1 - Fix firefox-oracle-default-prefs.js for new nss Orabug: 37079773 - Add firefox-oracle-default-prefs.js and remove the corresponding Red Hat file 140.10.0 - Add debranding patches Mustafa Gezen - Add OpenELA default preferences Louis Abel 140.10.0-1 - Update to 140.10.0 ESR...

OESA-2026-2018 cups security update

CUPS is the standards-based, open source printing system developed by Apple Inc. for UNIX®-like operating systems. CUPS uses the Internet Printing Protocol IPP to support printing to local and network printers. Security Fixes: OpenPrinting CUPS is an open source printing system for Linux and othe...

OESA-2026-2020 cups security update

CUPS is the standards-based, open source printing system developed by Apple Inc. for UNIX®-like operating systems. CUPS uses the Internet Printing Protocol IPP to support printing to local and network printers. Security Fixes: OpenPrinting CUPS is an open source printing system for Linux and othe...

Fedora 44 : openssl (2026-d3e275d525)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-d3e275d525 advisory. Backport security patches from OpenSSL 3.5.6 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Ness...

GHSA-6X2Q-H3CR-8J2H Traefik: A timing side-channel vulnerability allows for valid username enumeration via BasicAuth middleware

Summary There is a timing side-channel vulnerability in Traefik's BasicAuth middleware that allows an attacker to enumerate valid usernames through response-time differences. The variable intended to hold a constant-time fallback secret always resolves to an empty string, causing the constant-tim...

authorized-pentest

authorized-pentest A runbook-style Claude Code skill for runn...

Contour has Lua code injection via Cookie Path Rewrite Policy

Impact Contour's Cookie Rewriting feature is vulnerable to Lua code injection. An attacker with RBAC permissions to create or modify HTTPProxy resources can craft a malicious value in the following fields that results in arbitrary code execution in the Envoy proxy: -...

ROOT-OS-DEBIAN-13-CVE-2026-6772 CVE-2026-6772 in rootio-nss - Patched by Root

Root has patched CVE-2026-6772 in the rootio-nss package for Root:Debian:13. Multiple fixed versions available...

Exploit for Use of Less Trusted Source in Meshtastic Meshtastic_Firmware

Stopping Meshtastic from-field spoof attacks — shape-detecti...

Exploit for Incorrect Authorization in Vercel Next.Js

ALPR Dashboard runtime patches Two drop-in patches for the a...

EUVD-2026-25371

Kirby is an open-source content management system. Kirby's user permissions control which user role is allowed to perform specific actions to content models in the CMS. These permissions are defined for each role in the user blueprint site/blueprints/users/.... It is also possible to customize th...

CVE-2026-34587 Kirby has Server-Side Template Injection (SSTI) via double template resolution in option rendering

Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, Kirby's user permissions control which user role is allowed to perform specific actions to content models in the CMS. These permissions are defined for each role in the user blueprint site/blueprints/users/.... ...

CVE-2026-32870 Kirby has XML injection in its XML creator toolkit

Kirby is an open-source content management system. Kirby's Xml::value method has special handling for blocks. If the input value is already valid CDATA, it is not escaped a second time but allowed to pass through. However, prior to versions 4.9.0 and 5.4.0, it was possible to trick this check int...