7.8

CVE-2026-50454

Windows User Interface Core Elevation of Privilege Vulnerability

Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 11 24h2 HwPlatform arm64 Version < 10.0.26100.8875
Microsoft ≫ Windows 11 24h2 HwPlatform x64 Version < 10.0.26100.8875
Microsoft ≫ Windows 11 25h2 HwPlatform arm64 Version < 10.0.26200.8875
Microsoft ≫ Windows 11 25h2 HwPlatform x64 Version < 10.0.26200.8875
Microsoft ≫ Windows 11 26h1 HwPlatform x64 Version < 10.0.28000.2269
Microsoft ≫ Windows 11 26h1 HwPlatform arm64 Version < 10.0.28000.2525
Microsoft ≫ Windows 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 0.44% 0.359
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-23 Relative Path Traversal

The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50454
Patch
Vendor Advisory