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CVE PROGRAM SOURCE RECORD9.6 Critical

CVE-2026-100829

Mitigation bypass in the DOM: Security component

Description

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

Affected products

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

Mozilla Firefox

  • 153.4 to ≤ 153.*unaffected
  • 157 to ≤ *unaffected

Mozilla Thunderbird

  • 153.4 to ≤ 153.*unaffected
  • 157 to ≤ *unaffected

References