CVE-2026-42829

EUVD-2026-35534
Improper access control in Windows Administrator Protection allows an authorized attacker to bypass a security feature locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_24h2
𝑥
< 10.0.26100.8655
microsoftwindows_11_24h2
𝑥
< 10.0.26100.8655
microsoftwindows_11_25h2
𝑥
< 10.0.26200.8655
microsoftwindows_11_25h2
𝑥
< 10.0.26200.8655
microsoftwindows_11_26h1
𝑥
< 10.0.28000.2269
microsoftwindows_11_26h1
𝑥
< 10.0.28000.2269
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
24H2 (arm64, x64)
KB5094126
25H2 (arm64, x64)
KB5094126
26H1 (arm64, x64)
KB5095051
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42829