CVE-2026-0390

published 2026-04-14

CVE-2026-0390: Reliance on untrusted inputs in a security decision in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.

medium 6.7 CVSS 3.1

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

Reliance on untrusted inputs in a security decision in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.

Affected

14 ranges

Vendor	Product	Version range	Fixed in
microsoft	windows_10_1607	< 10.0.14393.9060	10.0.14393.9060
microsoft	windows_10_1809	< 10.0.17763.8644	10.0.17763.8644
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_1607	>= 10.0.14393.0 < 10.0.14393.9060	10.0.14393.9060
microsoft	windows_10_version_1809	>= 10.0.17763.0 < 10.0.17763.8644	10.0.17763.8644
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_server_2016	< 10.0.14393.9060	10.0.14393.9060
microsoft	windows_server_2016	>= 10.0.14393.0 < 10.0.14393.9060	10.0.14393.9060
microsoft	windows_server_2019	< 10.0.17763.8644	10.0.17763.8644
microsoft	windows_server_2019	>= 10.0.17763.0 < 10.0.17763.8644	10.0.17763.8644
microsoft	windows_server_2022	< 10.0.20348.5020	10.0.20348.5020
microsoft	windows_server_2022	>= 10.0.20348.0 < 10.0.20348.5020	10.0.20348.5020

CWE-807