8.8

CVE-2026-16371

Privilege escalation in the DOM: Navigation component

Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, Thunderbird 140.13, Firefox ESR 140.15, and Thunderbird 140.15.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox SwEdition esr Version < 140.13.0
Mozilla ≫ Firefox SwEdition - Version < 153.0.0
Mozilla ≫ Thunderbird Version < 140.13.0
Mozilla ≫ Thunderbird Version >= 141.0 < 153.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.2
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.

https://www.mozilla.org/security/advisories/mfsa2026-68/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-70/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=2008369
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-71/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-72/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-84/
https://www.mozilla.org/security/advisories/mfsa2026-87/