CVE-2026-92077
Received Received - Intake

Denial-of-Service in Firefox SVG Component

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Mozilla Corporation

Description
Denial-of-service in the SVG 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-2026-92077
EUVD
EUVD-2026-78462

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
mozilla firefox 156
mozilla firefox_esr 153.3

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This is a denial-of-service vulnerability in the SVG component of Firefox and Firefox ESR. It was patched in Firefox 156 and Firefox ESR 153.3.

Detection Guidance

Detection requires checking Firefox version. Run 'firefox --version' or check 'about:support' in Firefox. Versions before 156 or Firefox ESR before 153.3 are vulnerable.

Impact Analysis

An attacker could exploit this flaw to crash the affected browser by triggering the SVG component, leading to service disruption or application unavailability.

Compliance Impact

The provided CVE data does not specify how this vulnerability impacts compliance with standards like GDPR or HIPAA. The vulnerability is a denial-of-service in the SVG component of Firefox, which may disrupt services but lacks details on regulatory implications.

Mitigation Strategies

Update Firefox to version 156 or later and Firefox ESR to 153.3 or later. Disable SVG rendering if updates are not immediately possible.

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