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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2026-16411

Memory safety bugs fixed in Thunderbird 153

Description

Memory safety bugs present in Thunderbird 152. 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 153 and Thunderbird 153.

Affected products

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

Mozilla Firefox

  • 153 to ≤ *unaffected

Mozilla Thunderbird

  • 153 to ≤ *unaffected

References