What is the CVSS score of CVE-2025-29976?

CVE-2025-29976 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.8%.

Which versions of Sharepoint Server are affected by CVE-2025-29976?

Organizations using Improper privilege management in Microsoft Office SharePoint face notable risk from CVE-2025-29976, a improper privilege management vulnerability rated CVSS 7.8.

How to fix or mitigate CVE-2025-29976?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Sharepoint Server CVE-2025-29976

HIGH

Improper Privilege Management (CWE-269)

2025-05-13 secure@microsoft.com

Microsoft Privilege Escalation Sharepoint Server

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:41 vuln.today

CVE Published

May 13, 2025 - 17:15 nvd

HIGH 7.8

DescriptionCVE.org

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

AnalysisAI

Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally. Affected products include: Microsoft Sharepoint Server.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply principle of least privilege, validate privilege transitions, implement proper role separation.