KB5002788: Administrative Actions Logging

Description of the security update for SharePoint Server 2016: October 14, 2025 (KB5002788)

This security update resolves Microsoft Excel Information Disclosure Vulnerability, Microsoft Word Remote Code Execution Vulnerability, and Microsoft SharePoint Remote Code Execution Vulnerability. To learn more about the vulnerabilities, see the following security advisories:

• Microsoft Common Vulnerabilities and Exposures CVE-2025-59232​​​​​​​ ​​​​​​​
• Microsoft Common Vulnerabilities and Exposures CVE-2025-59222​​​​​​​
• Microsoft Common Vulnerabilities and Exposures CVE-2025-59221​​​​​​​ ​​​​​​​
• Microsoft Common Vulnerabilities and Exposures CVE-2025-59237​​​​​​​ ​​​​​​​​​​​​​​
• Microsoft Common Vulnerabilities and Exposures CVE-2025-59235​​​​​​​​​​​​​​
• Microsoft Common Vulnerabilities and Exposures CVE-2025-59228​​​​​​​

This public update delivers Feature Pack 2 for SharePoint Server 2016. Feature Pack 2 contains the following feature:

• SharePoint Framework (SPFx)

This public update also delivers all the features that were included in Feature Pack 1 for SharePoint Server 2016, including:

Administrative Actions Logging
MinRole enhancements
SharePoint Custom Tiles
Hybrid Taxonomy

OneDrive API for SharePoint on-premises

OneDrive for Business modern user experience (available to Software Assurance customers)

The OneDrive for Business modern user experience requires an active Software Assurance contract at the time that the experience is enabled, either by installation of the public update or by manual enablement. If you don't have an active Software Assurance contract at the time of enablement, you must turn off the OneDrive for Business modern user experience.