CVE-2026-27906

Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally.

CVSS v3 4.4 MEDIUM

4.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27906	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_10_21h2:::::::arm64:*
	cpe:2.3:o:microsoft:windows_10_21h2:::::::x64:*
	cpe:2.3:o:microsoft:windows_10_21h2:::::::x86:*
	cpe:2.3:o:microsoft:windows_10_22h2:::::::arm64:*
	cpe:2.3:o:microsoft:windows_10_22h2:::::::x64:*
	cpe:2.3:o:microsoft:windows_10_22h2:::::::x86:*
	cpe:2.3:o:microsoft:windows_11_23h2:::::::arm64:*
	cpe:2.3:o:microsoft:windows_11_23h2:::::::x64:*
	cpe:2.3:o:microsoft:windows_11_24h2:::::::arm64:*
	cpe:2.3:o:microsoft:windows_11_24h2:::::::x64:*
	cpe:2.3:o:microsoft:windows_11_25h2:::::::arm64:*
	cpe:2.3:o:microsoft:windows_11_25h2:::::::x64:*
	cpe:2.3:o:microsoft:windows_11_26h1:::::::arm64:*
	cpe:2.3:o:microsoft:windows_11_26h1:::::::x64:*

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Validación de entrada incorrecta en Windows Hello permite a un atacante autorizado eludir una característica de seguridad localmente.

Information

Published : 2026-04-14 18:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-27906

Mitre link : CVE-2026-27906

CVE.ORG link : CVE-2026-27906

JSON object : View

Products Affected

microsoft

windows_10_21h2
windows_11_25h2
windows_11_23h2
windows_11_24h2
windows_11_26h1
windows_10_22h2

CWE

CWE-20

Improper Input Validation

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