Description
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 153.
Published: 2026-07-21
Score: 9.1 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 21 Jul 2026 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

Tue, 21 Jul 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-693
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 21 Jul 2026 12:45:00 +0000

Type Values Removed Values Added
Description Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 153.
Title Mitigation bypass in the DOM: Security component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-07-22T19:18:59.557Z

Reserved: 2026-07-20T21:57:19.701Z

Link: CVE-2026-16394

cve-icon Vulnrichment

Updated: 2026-07-21T19:37:33.249Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-21T21:30:06Z

Weaknesses