ID:12935 - Exploit for Weak Authentication in Microsoft SharePoint Server - CVE-2026-55040

Link to public exploit:

Vulnerability description

The vulnerability allows a remote attacker to bypass an authentication security feature.

The vulnerability exists due to weak authentication in Microsoft Office SharePoint when handling network requests. A remote attacker can make an anonymous connection to bypass an authentication security feature.

Successful exploitation can allow impersonation, disclosure of files, and modification of data.

Remediation