CVE-2026-27928

Summary

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

Impact & exploitability

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

Affected products we track (4)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Additional information

• NVD record
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27928Advisory