CVE-2026-12321

脆弱性の種類

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

影響を受ける製品

• mozilla firefox
• mozilla thunderbird

参考情報

• https://bugzilla.mozilla.org/show_bug.cgi?id=2032943
• https://www.mozilla.org/security/advisories/mfsa2026-57/
• https://www.mozilla.org/security/advisories/mfsa2026-60/