medium4.4
CVE-2026-27906
Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally.
Impact
Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 10 21h2 | before 10.0.19044.7184 |
| Microsoft | Windows 10 22h2 | before 10.0.19045.7184 |
| Microsoft | Windows 11 23h2 | before 10.0.22631.6936 |
| Microsoft | Windows 11 24h2 | before 10.0.26100.8246 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.8246 |
| Microsoft | Windows 11 26h1 | before 10.0.28000.1836 |