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Vulnerability Analysis

CVE-2026-4696: Critical Use After Free in Firefox Text Layout

CVE-2026-4696 is a use after free in the Layout: Text and Fonts component in Firefox. Fixed in Firefox 149. Update and confirm your version.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-4723: Critical Use After Free in Firefox JS Engine

CVE-2026-4723 is a use after free in the JavaScript engine in Firefox, fixed in Firefox 149. Update, restart the browser and confirm your version.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-4692: Critical Sandbox Escape in Firefox

CVE-2026-4692: a sandbox escape in the Responsive Design Mode component in Firefox and Thunderbird. Fixed in Firefox 149, so update and check your version.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-4691: Critical Use After Free in Firefox CSS

CVE-2026-4691 is a use after free in the CSS parsing and computation component in Firefox. Fixed in Firefox 149. Update and confirm your version.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-4724: Critical Undefined Behavior in Firefox Audio/Video

CVE-2026-4724 is undefined behavior in the Audio/Video component in Firefox and Thunderbird. Fixed in Firefox 149. Update and confirm your version.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-4689: Firefox XPCOM Integer Overflow Sandbox Escape

CVE-2026-4689 is a CVSS 10.0 sandbox escape from an integer overflow in Firefox's XPCOM. Update to Firefox 149, ESR 140.9 or ESR 115.34, or later.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-4688: Firefox Sandbox Escape via Use After Free

CVE-2026-4688 is a CVSS 10.0 use after free sandbox escape in Firefox's Disability Access APIs. Update to Firefox 149 or Firefox ESR 140.9 or later.

Oct 18, 20262 min read
Vulnerability Analysis

CVE-2026-4725: Critical Sandbox Escape in Firefox Canvas2D

CVE-2026-4725 is a Firefox Canvas2D sandbox escape, fixed in Firefox 149. Update, restart the browser and confirm your version number to be sure.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-46749: Hardcoded Salt in Siemens SINEC INS

CVE-2026-46749 is a high severity weak password hashing flaw in Siemens SINEC INS before V1.0 SP2 Update 6. Update to that or a later version.

Oct 18, 20262 min read

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