CVE-2026-2804

CVE-2026-2804 is a use-after-free in the JavaScript: WebAssembly component that affects Firefox versions before 148. The provided documents do not specify the exact root cause details beyond the use-after-free, nor do they describe remediation steps. Practical impact is a potential memory-safety ...

CVE-2026-2804

Use-after-free in the JavaScript: WebAssembly component. This vulnerability affects Firefox 148 and Thunderbird 148...

CVE-2026-2804

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

CVE-2026-2796 JIT miscompilation in the JavaScript: WebAssembly component

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

EUVD-2026-8488

Use-after-free in the JavaScript: WebAssembly component. This vulnerability affects Firefox 148 and Firefox ESR 140.8...

CVE-2026-2767

CVE-2026-2767 is a use-after-free vulnerability in the JavaScript: WebAssembly component of Firefox/Thunderbird. Affected products include Firefox (Desktop) and Thunderbird with the WebAssembly implementation; the issue is addressed by fixes in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and...

PT-2026-21734

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Thunderbird versions prior to 148 Description An issue exists due to incorrect boundary conditions within the JavaScript: WebAssembly component. This could potentially lead to unexpected behavior or compromise...

Important: thunderbird

Issue Overview: Race condition in the Graphics component. This vulnerability affects Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30. CVE-2025-13012 Mitigation bypass in the DOM: Core & HTML component. This vulnerability affects Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30...

firefox: thunderbird: Incorrect boundary conditions in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the JavaScript: WebAssembly component...

firefox: thunderbird: Incorrect boundary conditions in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the JavaScript: WebAssembly component...

RockyLinux 9 : firefox (RLSA-2025:21280)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:21280 advisory. firefox: Mitigation bypass in the DOM: Security component CVE-2025-13018 firefox: Use-after-free in the Audio/Video component CVE-2025-13014 firefox:...

firefox: thunderbird: Incorrect boundary conditions in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the JavaScript: WebAssembly component...

RLSA-2025:22363 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: Mitigation bypass in the DOM: Security component CVE-2025-13018 firefox: Use-after-free in the Audio/Video component CVE-2025-13014 firefox: Incorrect boundary...

firefox: thunderbird: Incorrect boundary conditions in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the JavaScript: WebAssembly component...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: Mitigation bypass in the DOM: Security component CVE-2025-13018 firefox: Use-after-free in the Audio/Video component CVE-2025-13014 firefox: Incorrect boundary...

SUSE-SU-2025:4174-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Update to Firefox Extended Support Release 140.5.0 ESR bsc1253188 - CVE-2025-13012: Race condition in the Graphics component. - CVE-2025-13016: Incorrect boundary conditions in the JavaScript: WebAssembly component. - CVE-2025-13017:...

RockyLinux 10 : thunderbird (RLSA-2025:21843)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:21843 advisory. firefox: Mitigation bypass in the DOM: Security component CVE-2025-13018 firefox: Use-after-free in the Audio/Video component CVE-2025-13014 firefox:...

ALSA-2025:21843 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Mitigation bypass in the DOM: Security component CVE-2025-13018 firefox: Use-after-free in the Audio/Video component CVE-2025-13014 firefox: Incorrect boundary conditions in the JavaScript: WebAssembly compone...

Mozilla Thunderbird < 145.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 145.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2025-90 advisory. - Memory safety bugs present in Firefox 144 and Thunderbird 144. Some of these bugs showed evidence of...