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CVE-2026-27928

Windows Hello Security Feature Bypass Vulnerability

CVSS 8.7 HIGHEPSS 0.4%CWE-20
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
14 Apr 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Improper input validation in Windows Hello allows an unauthorized attacker to bypass a security feature over a network.
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
Affected products
Microsoft · Windows Server 2016Microsoft · Windows Server 2016 (Server Core installation)Microsoft · Windows Server 2019Microsoft · Windows Server 2019 (Server Core installation)Microsoft · Windows Server 2022Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft · Windows Server 2025Microsoft · Windows Server 2025 (Server Core installation)
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27928