← CVE Intelligence

CVE-2026-8975

Memory safety bugs fixed in Thunderbird 140.11 and Thunderbird 151 PUBLISHED

Description (CNA)

Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. 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 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Affected (CNA)

Vendor / productVersions
Mozilla / Firefoxunaffected 115.36 through 115.*; unaffected 140.11 through 140.*; unaffected 151 through *
Mozilla / Thunderbirdunaffected 140.11 through 140.*; unaffected 151 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

redhat-SADP

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. 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.