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CVE PROGRAM SOURCE RECORD9.6 Critical

CVE-2026-7321

Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, and Thunderbird 140.10.1.

Affected products

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

Mozilla Firefox

  • 140.10.1 to ≤ 140.*unaffected
  • 150 to ≤ *unaffected

Mozilla Thunderbird

  • 140.10.1 to ≤ 140.*unaffected
  • 150 to ≤ *unaffected

References