This security update resolves a Microsoft SharePoint Server remote code execution vulnerability, Microsoft SharePoint Server spoofing vulnerability, and Microsoft SharePoint Server security feature bypass vulnerability. To learn more about the vulnerabilities, see the following security advisories:
Improvements and fixes
This security update contains fixes and improvements for the following nonsecurity issues in SharePoint Server Subscription Edition:
Fixes an issue in which the icon is broken when you upload the file item that exceeds the threshold.
Fixes an issue in which you receive a wrong error message that states "cannot check retention policy on this site" when you configure retention policy on the web application that doesn't have a policy center site collection. The error message should say "Policy center does not exist."
This security update also contains a fix for the following nonsecurity issue in Project Server. Consider the following scenario:
On a task, you set the Status Manager.
You publish the project.
Later in the same editing session, you change the Status Manager to a different manager.
You publish the project.
In this situation, the Status Manager property does not get updated in reporting. Instead of reflecting the new Status Manager, the old one is still observed.
How to get and install the update
Method 1: Microsoft Update
This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.
Method 2: Microsoft Update Catalog
To get the standalone package for this update, go to the Microsoft Update Catalog website.
Method 3: Microsoft Download Center
You can get the standalone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.
Security update deployment information
For deployment information about this update, see Security update deployment information: February 8, 2022 (KB5010644).
Security update replacement information
This security update replaces previously released security update 5002111.
File hash information
Download the list of files that are included in security update 5002145.
Information about protection and security
Protect yourself online: Windows Security support
Learn how we guard against cyber threats: Microsoft Security