Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.

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Solution

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Workaround

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History

Tue, 15 Sep 2026 14:30:00 +0000

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

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 15 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-269
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


Tue, 15 Sep 2026 12:45:00 +0000

Type Values Removed Values Added
Description Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.
Title Privilege escalation in the DevTools component
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-09-15T13:12:35.089Z

Reserved: 2026-09-15T12:34:16.112Z

Link: CVE-2026-92055

cve-icon Vulnrichment

Updated: 2026-09-15T13:12:30.772Z

cve-icon NVD

Status : Received

Published: 2026-09-15T13:16:59.370

Modified: 2026-09-15T13:16:59.370

Link: CVE-2026-92055

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-15T14:15:05Z

Weaknesses