Medium severity6.5CISA KEVNVD Advisory· Published Jul 8, 2025· Updated Aug 4, 2026
CVE-2025-49706
CVE-2025-49706
Description
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*range: <16.0.18526.20424
- cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: 16.0.0
- (no CPE)range: 16.0.0
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 16.0.0
Patches
Vulnerability mechanics
References
3- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49706nvdVendor Advisory
- www.microsoft.com/en-us/security/blog/2025/07/22/disrupting-active-exploitation-of-on-premises-sharepoint-vulnerabilities/nvdPress/Media CoverageVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
2- CISA sounds alarm over trio of exploited SharePoint flawsThe Register Security · Jul 15, 2026
- Hackers Exploit Unpatched SharePoint Servers to Deploy Ransomware and Custom BackdoorsCyber Security News · Jun 24, 2026