CVE-2026-109733

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109733

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109733

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109722 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_65158)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202665158 advisory. firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component CVE-2026-74934 firefox: thunderbird: Internally found bugs fixed in...

Rocky Linux 9 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource / firefox-x11 Multiple Vulnerabilities (crlsa-2025_23034)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202523034 advisory. firefox: Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 CVE-2025-14333 firefox: Use-after-free in t...

CVE-2026-100825

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157...

CVE-2026-100813: Release of Invalid Pointer or Reference

Invalid pointer in the JavaScript Engine: JIT component. This vulnerability was fixed in Thunderbird 157 and Firefox 157...

KLA91284 Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. A remote code execution...

Mozilla Firefox ESR < 115.38

The version of Firefox ESR installed on the remote Windows host is prior to 115.38. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-69 advisory. - We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing thi...

SUSE-SU-2026:20978-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.9.0 ESR MFSA 2026-22, bsc1260083: - CVE-2026-4684: Race condition, use-after-free in the Graphics: WebRender component - CVE-2026-4685: Incorrect boundary conditions in the Graphics: Canvas2D component - CVE-2026-468...

Important: firefox

Issue Overview: Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and Firefox ESR 140.8. CVE-2026-2757 Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and...

AlmaLinux 9 : thunderbird (ALSA-2026:3516)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:3516 advisory. libvpx: Heap buffer overflow in libvpx CVE-2026-2447 firefox: Invalid pointer in the JavaScript Engine component CVE-2026-2785 firefox: Memory safety bugs...

MiracleLinux 8 : firefox-140.6.0-1.el8_10.ML.1 (AXSA:2025-11551:37)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2025-11551:37 advisory. firefox: Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 CVE-2025-14333 firefox: Use-after-fr...

RHEL 8 : thunderbird (RHSA-2026:0024)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0024 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

RHEL 9 : thunderbird (RHSA-2026:0003)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0003 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

ALSA-2026:0025 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 CVE-2025-14333 firefox: Use-after-free in the WebRTC: Signaling component CVE-2025-14321 firefox: JIT...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fr...

MGASA-2025-0328 Updated nspr, nss & firefox packages fix security vulnerabilities

Use-after-free in the WebRTC: Signaling component. CVE-2025-14321 Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. CVE-2025-14322 Privilege escalation in the DOM: Notifications component. CVE-2025-14323 JIT miscompilation in the JavaScript Engine: JIT...

MGASA-2025-0329 Updated thunderbird packages fix security vulnerabilities

Use-after-free in the WebRTC: Signaling component. CVE-2025-14321 Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. CVE-2025-14322 Privilege escalation in the DOM: Notifications component. CVE-2025-14323 IT miscompilation in the JavaScript Engine: JIT...