Improper restriction of communication channel to intended endpoints in Windows and Windows Server - CVE-2025-49734
Published: September 10, 2025
Vulnerability identifier: #VU115109
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-49734
CWE-ID: CWE-923
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 user to compromise the target system.
The vulnerability exists due to improper restriction of communication channel to intended endpoints in PowerShell Direct. A local user can gain elevated privileges on the system.
How to mitigate CVE-2025-49734
Install updates from vendor's website.