8.8

CVE-2026-92012

Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component

Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 115.41.0
Mozilla ≫ Firefox Version >= 116.0 < 140.16.0
Mozilla ≫ Firefox Version >= 141.0 < 153.3.0
Mozilla ≫ Firefox Version >= 154.0.0 < 156.0.0
Mozilla ≫ Thunderbird Version < 140.16.0
Mozilla ≫ Thunderbird Version >= 141.0 < 153.3.0
Mozilla ≫ Thunderbird Version >= 154.0 < 156.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.27% 0.192
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

https://www.mozilla.org/security/advisories/mfsa2026-90/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-92/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-93/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-91/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=2058069
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-95/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-94/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-96/
Vendor Advisory