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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-92065

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, 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

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

Mozilla Thunderbird

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

References