CVE-2026-92021

Summary

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 140.16 and Thunderbird 140.16.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefox140.16 <= *unaffected
MozillaThunderbird140.16 <= *unaffected

Weaknesses

References