Security Advisory

CVE-2026-8949

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-05-19 12:29:40
Last updated 2026-05-19 17:10:47
Assigner mozilla
State PUBLISHED

Description

Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.