Security Advisory

CVE-2026-0892

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-01-13 13:30:59
Last updated 2026-04-13 13:52:12
Assigner mozilla
State PUBLISHED

Description

Memory safety bugs present in Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 147 and Thunderbird 147.