ID:13042 - Exploit for Deserialization of Untrusted Data in Microsoft SharePoint Server - CVE-2026-50522

 
Main Vulnerability Database Exploits ID:13042 - Exploit for Deserialization of Untrusted Data in Microsoft SharePoint Server - CVE-2026-50522

ID:13042 - Exploit for Deserialization of Untrusted Data in Microsoft SharePoint Server - CVE-2026-50522

Published: September 4, 2026


Vulnerability identifier: #VU138285
Vulnerability risk: High
CVE-ID: CVE-2026-50522
CWE-ID: CWE-502
Exploitation vector: Remote access
Vulnerable software:
Microsoft SharePoint Server

Link to public exploit:


Vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to deserialization of untrusted data in Microsoft Office SharePoint when handling network requests. A remote attacker can send crafted serialized data to execute arbitrary code.


Remediation

Install security update from vendor's website.