Path traversal in Microsoft SharePoint Server - CVE-2025-53771
Published: July 22, 2025 / Updated: August 6, 2025
Vulnerability identifier: #VU113096
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2025-53771
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Microsoft
Affected software:
Microsoft SharePoint Server
Microsoft SharePoint Server
Detailed vulnerability description
The vulnerability allows a remote user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request and read arbitrary files on the system, leading to a spoofing attack.
How to mitigate CVE-2025-53771
Install updates from vendor's website.