8.8

CVE-2026-84131

Privilege escalation due to invalid pointer in the Graphics component

Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 115.40.0
Mozilla ≫ Firefox Version >= 116.0 < 140.15.0
Mozilla ≫ Firefox Version >= 141.0.0 < 153.2.0
Mozilla ≫ Firefox Version >= 154.0.0 < 155.0.0
Mozilla ≫ Thunderbird Version < 140.15.0
Mozilla ≫ Thunderbird Version >= 141.0 < 153.2.0
Mozilla ≫ Thunderbird Version >= 154.0 < 155.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.35% 0.279
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-763 Release of Invalid Pointer or Reference

The product attempts to return a memory resource to the system, but it calls the wrong release function or calls the appropriate release function incorrectly.

https://www.mozilla.org/security/advisories/mfsa2026-82/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-85/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-83/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-84/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=2060008
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-86/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-88/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-87/
Vendor Advisory