What is CVE-2025-29976?

CVE-2025-29976 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server 2016, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2025-05-13.

How severe is CVE-2025-29976?

High severity. CVSS v3 base score is 7.8 out of 10.

Privilege escalation in Microsoft Sharepoint Enterprise Server 2016

CVE-2025-29976

Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally.

Vulnerability class: Privilege Escalation

EPSS: 0.005 (40.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Sharepoint Enterprise Server 2016 — versions 16.0.0
Microsoft Sharepoint Server 2019 — versions 16.0.0
Microsoft Sharepoint Server Subscription Edition — versions 16.0.0
Microsoft Sharepoint_server — versions 2016, 2019

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-29976?: CVE-2025-29976 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server 2016, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2025-05-13.
How severe is CVE-2025-29976?: High severity. CVSS v3 base score is 7.8 out of 10.