CVE-2026-4723

脆弱性の種類

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

影響を受ける製品

• mozilla firefox

参考情報

• https://bugzilla.mozilla.org/show_bug.cgi?id=2013573
• https://www.mozilla.org/security/advisories/mfsa2026-20/
• https://www.mozilla.org/security/advisories/mfsa2026-23/