CVE-2026-50418

EUVD-2026-43923
Improper access control in Windows System allows an unauthorized attacker to bypass a security feature locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.1 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 18.02%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_24h2
𝑥
< 10.0.26100.8875
microsoftwindows_11_24h2
𝑥
< 10.0.26100.8875
microsoftwindows_11_25h2
𝑥
< 10.0.26200.8875
microsoftwindows_11_25h2
𝑥
< 10.0.26200.8875
microsoftwindows_11_26h1
𝑥
< 10.0.28000.2269
microsoftwindows_11_26h1
𝑥
< 10.0.28000.2525
microsoftwindows_server_2022
𝑥
< 10.0.20348.5386
microsoftwindows_server_2025
𝑥
< 10.0.26100.33158
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
24H2 (arm64, x64)
25H2 (arm64, x64)
26H1 (arm64, x64)
Windows Server 2022
Standard
Windows Server 2025
Server Core
Standard