Improper Authentication in Windows and Windows Server - CVE-2026-32072
Published: April 15, 2026
Vulnerability identifier: #VU126215
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-32072
CWE-ID: CWE-287
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a local attacker to bypass authentication process.
The vulnerability exists due to an error when processing authentication requests in Active Directory. A local attacker can bypass authentication process and perform spoofing attack.
How to mitigate CVE-2026-32072
Install updates from vendor's website.