CVE-2026-92058: Use-after-free in the Graphics component
Published Sep 15, 2026
·Updated
Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.
Affected Software
2 affected components
Mozilla Firefox>=undefined
Mozilla Firefox ESR>=undefined
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Mozilla Firefoxto a version that resolves this vulnerability.Fixed in 156 - Upgrade
Upgrade
Mozilla Firefox ESRto a version that resolves this vulnerability.Fixed in 153.3
Event History
Sep 15, 2026
CVE Published
via MITRE·12:34 PM
Data Sourced
via MITRE·12:34 PM
Description
Frequently Asked Questions
1
Which Firefox releases include the fix?
The issue was fixed in Firefox 156 and Firefox ESR 153.3.