CVE-2026-4723

نوع الضعف

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

المنتجات المتأثرة

• mozilla firefox

المراجع

• 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/