CVE-2026-27928

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

CVSS v3 8.7 HIGH

8.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27928	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_server_2016::::::::
	cpe:2.3:o:microsoft:windows_server_2019::::::::
	cpe:2.3:o:microsoft:windows_server_2022::::::::
	cpe:2.3:o:microsoft:windows_server_2022_23h2::::::::
	cpe:2.3:o:microsoft:windows_server_2025::::::::

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Validación de entrada indebida en Windows Hello permite a un atacante no autorizado eludir una característica de seguridad a través de una red.

Information

Published : 2026-04-14 18:17

Updated : 2026-10-26 21:10

NVD link : CVE-2026-27928

Mitre link : CVE-2026-27928

CVE.ORG link : CVE-2026-27928

JSON object : View

Products Affected

microsoft

windows_server_2022_23h2
windows_server_2016
windows_server_2019
windows_server_2025
windows_server_2022

CWE

CWE-20

Improper Input Validation

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