Security Advisory

CVE-2026-92239

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-15 19:42:52

Last updated 2026-09-15 20:01:41

Assigner mozilla

CVSS score not scored

State PUBLISHED

A maliciously constructed IMAP line could cause an out-of-bounds buffer read. This vulnerability was fixed in Thunderbird 156 and Thunderbird 140.16.