Path traversal in Windows and Windows Server - CVE-2025-48817
Published: July 8, 2025
Vulnerability identifier: #VU112474
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-48817
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in Remote Desktop Clien. A remote attacker can trick a victim to connect to a malicious server and write arbitrary files on the system, leading to arbitrary code execution.
How to mitigate CVE-2025-48817
Install updates from vendor's website.