Improper Authorization in Microsoft Office SharePoint
CVE-2025-49701

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 July 2025

What is CVE-2025-49701?

An improper authorization vulnerability exists in Microsoft Office SharePoint that enables attackers with valid credentials to execute arbitrary code over the network. This flaw highlights the necessity for stringent access controls and regular security audits to protect sensitive data and maintain system integrity.

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Affected Version(s)

Microsoft SharePoint Enterprise Server 2016 x64-based Systems 16.0.0 < 16.0.5508.1000

Microsoft SharePoint Server 2019 x64-based Systems 16.0.0 < 16.0.10417.20027

Microsoft SharePoint Server Subscription Edition x64-based Systems 16.0.0 < 16.0.18526.20424

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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