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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-12329

Memory safety bug fixed in Thunderbird ESR 140.12

Description

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

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • 140.12 to ≤ *unaffected

Mozilla Thunderbird

  • 140.12 to ≤ *unaffected

References