Improper Restriction of Names for Files and Other Resources in Windows and Windows Server - CVE-2026-25177
Published: March 10, 2026 / Updated: April 1, 2026
Vulnerability identifier: #VU123742
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2026-25177
CWE-ID: CWE-641
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a remote attacker to escalate privileges on the target system.
The vulnerability exists due to improper restriction of names for files and other resources in Active Directory Domain Services. A remote user can gain elevated privileges on the system.
How to mitigate CVE-2026-25177
Install updates from vendor's website.