6.7
Medium
CVE-2026-0390 Reliance on untrusted inputs in a security decision in Windows Boot Loader allows an authorized attacker to bypass a…
Description
Reliance on untrusted inputs in a security decision in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 10 Version 1607 10.0 | 10.0.14393.0 → < 10.0.14393.9060 | 10.0.14393.9060 |
| Windows 10 Version 1809 10.0 | 10.0.17763.0 → < 10.0.17763.8644 | 10.0.17763.8644 |
| Windows 10 Version 21H2 10.0 | 10.0.19044.0 → < 10.0.19044.7184 | 10.0.19044.7184 |
| Windows 10 Version 22H2 10.0 | 10.0.19045.0 → < 10.0.19045.7184 | 10.0.19045.7184 |
| Windows Server 2016 10.0 | 10.0.14393.0 → < 10.0.14393.9060 | 10.0.14393.9060 |
| Windows Server 2016 (Server Core installation) 10.0 | 10.0.14393.0 → < 10.0.14393.9060 | 10.0.14393.9060 |
| Windows Server 2019 10.0 | 10.0.17763.0 → < 10.0.17763.8644 | 10.0.17763.8644 |
| Windows Server 2019 (Server Core installation) 10.0 | 10.0.17763.0 → < 10.0.17763.8644 | 10.0.17763.8644 |
| Windows Server 2022 10.0 | 10.0.20348.0 → < 10.0.20348.5020 | 10.0.20348.5020 |
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