High severity8.8CISA KEVNVD Advisory· Published Jul 8, 2025· Updated Jun 17, 2026
CVE-2025-49704
CVE-2025-49704
Description
Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*+ 2 more
- cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*
- (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-2025-49704nvdVendor Advisory
- www.microsoft.com/en-us/security/blog/2025/07/22/disrupting-active-exploitation-of-on-premises-sharepoint-vulnerabilities/nvdVendor 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