CVE-2026-92024
Received Received - Intake

Use-after-free in Firefox SVG Component

Vulnerability report for CVE-2026-92024, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Mozilla Corporation

Description

Use-after-free in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.

CVSS Scores

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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
EUVD

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
mozilla firefox 156
mozilla firefox_esr 115.41
mozilla firefox_esr 140.16
mozilla firefox_esr 153.3

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

Attack-Flow Graph

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Executive Summary

This is a use-after-free vulnerability in the SVG component of Firefox. Use-after-free means the software tries to use memory after it has been freed, which can lead to crashes or arbitrary code execution. It was fixed in Firefox 156 and multiple Firefox ESR versions.

Detection Guidance

This vulnerability is a use-after-free in Firefox's SVG component, fixed in Firefox 156 and ESR versions 115.41, 140.16, and 153.3. Detection involves checking installed Firefox versions and monitoring for crashes or unusual behavior in SVG rendering. No specific commands are provided in the context.

Impact Analysis

An attacker could exploit this to crash your browser or run malicious code on your system. This could lead to data theft, installation of malware, or unauthorized access to your device if you visit a specially crafted webpage.

Compliance Impact

The provided CVE data does not specify how this vulnerability impacts compliance with standards like GDPR or HIPAA. Without additional context on data exposure or processing implications, its effect on compliance cannot be determined.

Mitigation Strategies

Update Firefox to version 156 or later, Firefox ESR to version 115.41 or later, Firefox ESR to version 140.16 or later, or Firefox ESR to version 153.3 or later to address the use-after-free vulnerability in the SVG component.

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