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Summary

This security update resolves a Microsoft Excel remote code execution vulnerability. To learn more about the vulnerability, see the following security advisories:​​​​

Notes: 

  • This is build 16.0.10399.20000 of the security update package.

  • To apply this security update, you must have the release version of Microsoft Office Online Server installed on the computer.

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. To install the update, follow the installation instructions on the download page.

More information

Security update deployment information

For deployment information about this update, see Deployments - Security Update Guide.

Security update replacement information

This security update replaces previously released security update 5002372.

File hash information

File name

SHA256 hash

wacserver2019-kb5002401-fullfile-x64-glb.exe

BF858B460EE56D33B7258626CEFD6B847AC579F5BE59E8019331D1D9C10F346D

File information

Download the list of files that are included in security update 5002401.

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security

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