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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2026-74940

Use-after-free in the Graphics: Text component

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

Affected products

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

Mozilla Firefox

  • 115.39 to ≤ 115.*unaffected
  • 140.14 to ≤ 140.*unaffected
  • 153.1 to ≤ 153.*unaffected
  • 154 to ≤ *unaffected

Mozilla Thunderbird

  • 140.14 to ≤ 140.*unaffected
  • 153.1 to ≤ 153.*unaffected
  • 154 to ≤ *unaffected

References