CVE-2025-29976 Microsoft SharePoint Server Elevation of Privilege Vulnerability
An authorized attacker can elevate privileges locally due to improper privilege management in Microsoft SharePoint Server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-29976?
CVE-2025-29976 is a high-severity vulnerability in Microsoft Sharepoint Server, published on 13 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally.
Weakness: CWE-269
Which versions are affected by CVE-2025-29976?
It affects 1 product.
Products include Microsoft Sharepoint Server.
How do I fix CVE-2025-29976?
No fix has been published for CVE-2025-29976 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-29976 being exploited?
There is no known exploitation of CVE-2025-29976 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Sharepoint Server
- CVE-2026-50522 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability
- CVE-2026-58644 Microsoft SharePoint Deserialization of Untrusted Data
- CVE-2026-20963 Microsoft SharePoint Deserialization of Untrusted Data
- CVE-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data
- CVE-2023-29357 Microsoft SharePoint Server Privilege Escalation
Sources
Also known as GHSA-c86v-xr5g-xjhx.