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CVE-2026-12329

Memory safety bug fixed in Thunderbird ESR 140.12 PUBLISHED

Description (CNA)

Memory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.

Affected (CNA)

Vendor / productVersions
Mozilla / Firefoxunaffected 140.12 through *
Mozilla / Thunderbirdunaffected 140.12 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 and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12