CVE-2026-97793 Windows Setup and Deployment - Authentication Bypass

Windows Setup and Deployment contains a broken authentication caused by missing authentication for critical functions, letting authorized attackers elevate privileges locally, exploit requires local authorized access.

CVSS base score 7.0 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.24% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Update to the latest Windows version with 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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