CVE-2026-20852

🔴 HIGH

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

Published
Jan 13, 2026
Last Modified
Jan 15, 2026
Views
5
Bookmarks
0

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

Affected Products (14)

microsoft - windows_10_1607

Version: *

microsoft - windows_10_1607

Version: *

microsoft - windows_10_1809

Version: *

microsoft - windows_10_1809

Version: *

microsoft - windows_10_21h2

Version: *

microsoft - windows_10_22h2

Version: *

microsoft - windows_11_23h2

Version: *

microsoft - windows_11_24h2

Version: *

microsoft - windows_11_25h2

Version: *

microsoft - windows_server_2016

Version: *

microsoft - windows_server_2019

Version: *

microsoft - windows_server_2022

Version: *

microsoft - windows_server_2022_23h2

Version: *

microsoft - windows_server_2025

Version: *

CVSS Scores

CVSS 3.1 7.7
7.7
HIGH
CVSS 2.0 7.7

Additional Information

Source
secure@microsoft.com
State
Analyzed

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