🛡️ CVE-2026-20852
🟠 CVSS 7.7 — High ✅ No Known Exploit CWE-266 NVD
7.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Incorrect privilege assignment in Windows Hello allows an unauthorized attacker to perform tampering locally.

Details

Severity HIGH
CVSS Score 7.7
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE CWE-266
Public Exploit ✅ No
Source NVD
Published 2026-01-13
Updated 2026-06-02
Modified 2026-01-15
Fix URL N/A

Affected Packages

Software From version Fixed in
windows-10-1607 10.0.14393.8783
windows-10-1809 10.0.17763.8276
windows-10-21h2 10.0.19044.6809
windows-10-22h2 10.0.19045.6809
windows-11-23h2 10.0.22631.6491
windows-11-24h2 10.0.26100.7623
windows-11-25h2 10.0.26200.7623
windows-server-2016 10.0.14393.8783
windows-server-2019 10.0.17763.8276
windows-server-2022 10.0.20348.4648
windows-server-2022-23h2 10.0.25398.2092
windows-server-2025 10.0.26100.32230

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