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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-92011

Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

Affected products

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

Mozilla Firefox

  • 115.41 to ≤ 115.*unaffected
  • 140.16 to ≤ 140.*unaffected
  • 153.3 to ≤ 153.*unaffected
  • 156 to ≤ *unaffected

Mozilla Thunderbird

  • 140.16 to ≤ 140.*unaffected
  • 153.3 to ≤ 153.*unaffected
  • 156 to ≤ *unaffected

References