CVE-2026-92057
Received Received - Intake

Mitigation Bypass in Firefox Enterprise Policies

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Mozilla Corporation

Description
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.

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Meta Information

Published
2026-09-15
Last Modified
2026-09-15
Generated
2026-09-15
AI Q&A
2026-09-15
EPSS Evaluated
N/A
NVD
CVE-2026-92057
EUVD
EUVD-2026-78520

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
mozilla firefox to 156 (inc)
mozilla firefox_esr to 153.3 (inc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability is a mitigation bypass in the Enterprise Policies component of Firefox. It allows attackers to bypass security measures that should prevent unauthorized actions. The issue was addressed in Firefox 156 and Firefox ESR 153.3.

Impact Analysis

If exploited, this vulnerability could allow attackers to bypass security policies enforced by Firefox's Enterprise Policies. This might lead to unauthorized access, data theft, or installation of malicious software on affected systems.

Mitigation Strategies

Update Firefox to version 156 or Firefox ESR to version 153.3 or later to address the mitigation bypass in the Enterprise Policies component.

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