7.8

CVE-2026-55001

Medienbericht

Active Directory Domain Services Elevation of Privilege Vulnerability

Improper certificate validation in Windows Active Directory allows an authorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
MicrosoftWindows 10 1607 HwPlatformx64 Version < 10.0.14393.9339
MicrosoftWindows 10 1607 HwPlatformx86 Version < 10.0.14393.9339
MicrosoftWindows 10 1809 HwPlatformx64 Version < 10.0.17763.9020
MicrosoftWindows 10 1809 HwPlatformx86 Version < 10.0.17763.9020
MicrosoftWindows Server 2016 Version < 10.0.14393.9339
MicrosoftWindows Server 2019 Version < 10.0.17763.9020
MicrosoftWindows Server 2022 Version < 10.0.20348.5386
MicrosoftWindows Server 2025 Version < 10.0.26100.33158
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.21% 0.119
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-295 Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

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VulnDex Intel
Media Report
14.07.2026 20:08
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55001
Vendor Advisory