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CVE PROGRAM SOURCE RECORD9.6 Critical

CVE-2026-109745

Sandbox escape due to uninitialized memory in the DOM: Web Serial component

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Sandbox escape due to uninitialized memory in the DOM: Web Serial component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

Affected products

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

Mozilla Firefox

  • 153.5 to ≤ 153.*unaffected
  • 158 to ≤ *unaffected

Mozilla Thunderbird

  • 153.5 to ≤ 153.*unaffected
  • 158 to ≤ *unaffected

References