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

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Windows Server 2016 Subscribe
Windows Server 2019 Subscribe
Windows Server 2022 Subscribe
Windows Server 2025 Subscribe
Windows Server 23h2 Subscribe
Advisories

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Fixes

Solution

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Workaround

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History

Tue, 14 Apr 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 14 Apr 2026 17:30:00 +0000

Type Values Removed Values Added
Description Improper input validation in Windows Hello allows an unauthorized attacker to bypass a security feature over a network.
Title Windows Hello Security Feature Bypass Vulnerability
First Time appeared Microsoft
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2025
Microsoft windows Server 23h2
Weaknesses CWE-20
CPEs 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_2025:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2025
Microsoft windows Server 23h2
References
Metrics cvssV3_1

{'score': 8.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-04-14T19:10:18.327Z

Reserved: 2026-02-24T21:35:49.688Z

Link: CVE-2026-27928

cve-icon Vulnrichment

Updated: 2026-04-14T19:10:14.586Z

cve-icon NVD

Status : Received

Published: 2026-04-14T18:17:04.170

Modified: 2026-04-14T18:17:04.170

Link: CVE-2026-27928

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses