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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2026-16361

Memory safety bugs fixed in Thunderbird ESR 140.13

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Memory safety bugs present in Thunderbird ESR 140.12. 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 ESR 115.38, Firefox ESR 140.13, and Thunderbird 140.13.

Affected products

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

Mozilla Firefox

  • 115.38 to ≤ 115.*unaffected
  • 140.13 to ≤ *unaffected

Mozilla Thunderbird

  • 140.13 to ≤ *unaffected

References