CVE-2026-0891 | Mozilla Thunderbird up to 146 memory corruption

January 13, 2026 Yanac

A vulnerability classified as critical was found in Mozilla Thunderbird up to 146. The impacted element is an unknown function. The manipulation results in memory corruption.

This vulnerability was named CVE-2026-0891. The attack may be performed from remote. There is no available exploit.

Upgrading the affected component is advised.VulDB Recent EntriesRead More