Unrated severityCISA KEVNVD Advisory· Published Jul 8, 2025· Updated Feb 26, 2026
Microsoft SharePoint Server Spoofing Vulnerability
CVE-2025-49706
Description
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
Affected products
4(expand)+ 2 more
- (no CPE)
- (no CPE)range: 16.0.0
- (no CPE)range: 16.0.0
- Range: 16.0.0
Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49706mitrevendor-advisorypatch
News mentions
1- Hackers Exploit Unpatched SharePoint Servers to Deploy Ransomware and Custom BackdoorsCyber Security News · Jun 24, 2026