8.8

CVE-2026-92015

Medienbericht

Privilege escalation in the WebExtensions component

Privilege escalation in the WebExtensions 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
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.27% 0.194
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-269 Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
21.09.2026 16:52
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=2060235
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