Use-after-free in the Graphics component. (CVE-2026-92058)
A use-after-free vulnerability was identified in the Graphics component of Firefox. This security issue was addressed and fixed in Firefox version 156 and Firefox ESR 153.3. The vulnerability could potentially allow for high impact exploitation, as indicated by the vendor advisory. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Graphics component of Firefox. Use-after-free vulnerabilities occur when a program continues to use memory after it has been freed, potentially leading to memory corruption and security issues. Mozilla fixed this issue in Firefox 156 and Firefox ESR 153.3 as part of their security updates announced in September 2026.
Potential Impact
The vulnerability has a high impact rating as per Mozilla's advisory. Use-after-free bugs can lead to memory corruption, which may be exploited to execute arbitrary code or cause a denial of service. However, there are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
A fix is available and has been incorporated into Firefox 156 and Firefox ESR 153.3. Users and administrators should update to these versions or later to remediate this vulnerability. No additional mitigation steps are required beyond applying the official update.
Use-after-free in the Graphics component. (CVE-2026-92058)
Description
A use-after-free vulnerability was identified in the Graphics component of Firefox. This security issue was addressed and fixed in Firefox version 156 and Firefox ESR 153.3. The vulnerability could potentially allow for high impact exploitation, as indicated by the vendor advisory. No known exploits are reported in the wild at this time.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Graphics component of Firefox. Use-after-free vulnerabilities occur when a program continues to use memory after it has been freed, potentially leading to memory corruption and security issues. Mozilla fixed this issue in Firefox 156 and Firefox ESR 153.3 as part of their security updates announced in September 2026.
Potential Impact
The vulnerability has a high impact rating as per Mozilla's advisory. Use-after-free bugs can lead to memory corruption, which may be exploited to execute arbitrary code or cause a denial of service. However, there are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
A fix is available and has been incorporated into Firefox 156 and Firefox ESR 153.3. Users and administrators should update to these versions or later to remediate this vulnerability. No additional mitigation steps are required beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-q7fq-jr5q-4vpm
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-92058"]
- State
- PUBLISHED
Threat ID: 6aaa080c55bf5e2cf5ea4813
Added to database: 09/16/2026, 03:07:56 UTC
Last enriched: 09/16/2026, 05:04:31 UTC
Last updated: 09/16/2026, 05:04:32 UTC
Views: 4
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