High severity8.7NVD Advisory· Published Apr 14, 2026· Updated Apr 22, 2026

CVE-2026-27928

Description

Improper input validation in Windows Hello allows an unauthorized attacker to bypass a security feature over a network.

Microsoft/Windows Server 2016
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
Range: <10.0.14393.9060
Microsoft/Windows Server 2019
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
Range: <10.0.17763.8644
Microsoft/Windows Server 2003
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
Range: <10.0.20348.5020
Microsoft/Windows Server 2012
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
Range: <10.0.25398.2274
Microsoft/Windows Server 2025
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Range: <10.0.26100.32690