CVE-2026-27928

HIGH

Improper input validation in Windows Hello allows an unauthorized attacker to bypass a security feature over a network.

CVSS v3.1 Score

8.7

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Attack Vector

NETWORK

Complexity

HIGH

Privileges

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Published: 4/14/2026Modified: 4/22/2026

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