CVE-2026-2801 Incorrect boundary conditions in the JavaScript: WebAssembly component

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

CVE-2026-2796

CVE-2026-2796 describes a JIT miscompilation in the JavaScript: WebAssembly component that affects Firefox and Thunderbird prior to version 148. The root cause is a JIT miscompilation in the WebAssembly pathway within the JavaScript engine, leading to a high-severity impact (as reflected by the C...

CVE-2026-2796

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

EUVD-2026-8449

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability affects Firefox 148...

CVE-2026-2767

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2767 Use-after-free in the JavaScript: WebAssembly component

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2767

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

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...

Mozilla Firefox and Mozilla Thunderbird security vulnerabilities

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

Mozilla Firefox and Mozilla Thunderbird code-related vulnerabilities

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

CVE-2026-2804: Use After Free

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

CVE-2026-2796: Access of Resource Using Incompatible Type

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

CVE-2026-2767: Use After Free

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

Firefox -- Multiple vulnerabilities

CVE-2026-2807: Memory safety bugs present in Firefox 147 and Thunderbird 147 CVE-2026-2806: Uninitialized memory in the Graphics: Text component. CVE-2026-2805: Invalid pointer in the DOM: Core & HTML component. CVE-2026-2804: Use-after-free in the JavaScript: WebAssembly component. CVE-2026-2803...

PT-2026-21700

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A use-after-free issue exists in the JavaScript: WebAssembly component. This can potentially le...

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...

AlmaLinux 8 : firefox (ALSA-2025:22363)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2025:22363 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...

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...