Improper Authorization in Microsoft Office SharePoint Allows Code Execution
CVE-2025-29794

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Sharepoint Enterprise Server 2016
Microsoft Sharepoint Server 2019
Microsoft Sharepoint Server Subscription Edition
Vendor
CVE Published:
8 April 2025

What is CVE-2025-29794?

An improper authorization vulnerability exists in Microsoft Office SharePoint, enabling an attacker with authorized access to execute arbitrary code over a network. This flaw could allow adversaries to exploit the system, leading to potential unauthorized actions or data breach scenarios. Organizations using Microsoft Office SharePoint should be vigilant and ensure appropriate security measures are implemented to mitigate potential risks.

Affected Version(s)

Microsoft SharePoint Enterprise Server 2016 x64-based Systems 16.0.0 < 16.0.5495.1002

Microsoft SharePoint Server 2019 x64-based Systems 16.0.0 < 16.0.10417.20003

Microsoft SharePoint Server Subscription Edition x64-based Systems 16.0.0 < 16.0.18526.20172

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-29794 : Improper Authorization in Microsoft Office SharePoint Allows Code Execution