CVE-2026-2801

CVE-2026-2801 concerns an issue in the JavaScript: WebAssembly component where incorrect boundary conditions were present. Affected software includes Mozilla Firefox and Mozilla Thunderbird; reports indicate the problem was fixed in Firefox 148 and Thunderbird 148. Some sources also reference Thu...

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...

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...

CVE-2026-2796

JIT miscompilation 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. This vulnerability affects Firefox 148 and Thunderbird 148...

CVE-2026-2796

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

EUVD-2026-8449

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability affects Firefox 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-2026-2767 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...

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...

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...

EUVD-2026-8488

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

Guest-controlled resource exhaustion in WASI implementations

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-852m-cvvp-9p4w For more information see the GitHub-hosted security advisory...

RUSTSEC-2026-0020 Guest-controlled resource exhaustion in WASI implementations

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-852m-cvvp-9p4w For more information see the GitHub-hosted security advisory...

Mozilla Firefox和Mozilla Thunderbird 安全漏洞

Mozilla Firefox is an open source web browser.Mozilla Thunderbird is a set of e-mail client software separate from the Mozilla Application Suite. The software supports IMAP, POP mail protocols and HTML mail format. A code execution vulnerability exists in Mozilla Firefox and Mozilla Thunderbird,...

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...

wasmtime 安全漏洞

Wasmtime is a lightweight WebAssembly runtime open source by the Bytecode Alliance. Versions of Wastime prior to 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0 contain security vulnerabilities. These vulnerabilities stem from the lack of proper restrictions on resource allocation for guest machine...

Mozilla Firefox和Mozilla Thunderbird 安全漏洞

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...