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CVE-2026-12316

9.1 CRITICAL

Mitigation bypass in the DOM: Security component

Published: 2026-06-16 · Last updated: 2026-06-16

Severity and scoring

CVSS
9.1 CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE
CWE-693

Description

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Source: NVD

References

Related CVEs

Same CWE

  • CVE-2026-53853 — OpenClaw before 2026.5.12 contains an argument pattern validation bypass in the exec allowlist that allows attackers to execute disallowe... (8.3 HIGH)
  • CVE-2026-53845 — OpenClaw before 2026.5.6 contains a hook bypass vulnerability where skill commands routed through the affected dispatch path skip before-... (4.3 MEDIUM)
  • CVE-2026-12315 — Mitigation bypass in the DOM: Security component (9.1 CRITICAL)
  • CVE-2026-12302 — Mitigation bypass in the DOM: Security component (6.5 MEDIUM)
  • CVE-2026-12214 — A security flaw has been discovered in Qihoo 360 Total Security 6.0 (7.8 HIGH)