CVE-2026-73002 Windows Biometric Service - Privilege Escalation

Windows Biometric Service contains an integer overflow caused by improper input handling, letting authorized local attackers elevate privileges, exploit requires local access with authorization.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.33% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
8 September 2026
Updated
15 October 2026
Weakness
CWE-190

Vendor fix

Update to the latest version of Windows Biometric Service or apply relevant security patches.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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