Security Advisory

CVE-2026-4701

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-24 12:30:29
Last updated 2026-05-12 16:54:17
Assigner mozilla
State PUBLISHED

Description

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.