CVE-2026-27906

published 2026-04-14

CVE-2026-27906: Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally.

medium 4.4 CVSS 3.1

AV L AC L PR H UI N S U C H I N A N

Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally.

Affected

13 ranges

Vendor	Product	Version range	Fixed in
microsoft	windows_10_21h2	< 10.0.19044.7184	10.0.19044.7184
microsoft	windows_10_22h2	< 10.0.19045.7184	10.0.19045.7184
microsoft	windows_10_version_21h2	>= 10.0.19044.0 < 10.0.19044.7184	10.0.19044.7184
microsoft	windows_10_version_22h2	>= 10.0.19045.0 < 10.0.19045.7184	10.0.19045.7184
microsoft	windows_11_23h2	< 10.0.22631.6936	10.0.22631.6936
microsoft	windows_11_24h2	< 10.0.26100.8246	10.0.26100.8246
microsoft	windows_11_25h2	< 10.0.26200.8246	10.0.26200.8246
microsoft	windows_11_26h1	< 10.0.28000.1836	10.0.28000.1836
microsoft	windows_11_version_22h3	>= 10.0.22631.0 < 10.0.22631.6936	10.0.22631.6936
microsoft	windows_11_version_23h2	>= 10.0.22631.0 < 10.0.22631.6936	10.0.22631.6936
microsoft	windows_11_version_24h2	>= 10.0.26100.0 < 10.0.26100.8246	10.0.26100.8246
microsoft	windows_11_version_25h2	>= 10.0.26200.0 < 10.0.26200.8246	10.0.26200.8246
microsoft	windows_11_version_26h1	>= 10.0.28000.0 < 10.0.28000.1836	10.0.28000.1836

CWE-20