CVE-2026-20804

HighCVSS 7.7/10Last modified Jul 30, 2026

Description

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

Metrics

CVSS 3.1 7.7/10CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-266

Affected software

No affected versions have been published.

Timeline

Published
Jan 13, 2026
Last modified
Jul 30, 2026
NVD status
Analyzed

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CVE-2026-20804: High severity, CVSS 7.7 | Vulnix