PT-2026-84197

Name of the Vulnerable Software and Affected Versions Thunderbird version 154 Thunderbird ESR version 153.1 Firefox version 154 Firefox ESR version 153.1 Description Internal bugs were identified that exhibit evidence of memory corruption or other security-relevant defects, which could potentiall...

EUVD-2026-60672

Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was...