Description of the security update for SharePoint Enterprise Server 2016: August 11, 2020

Applies to: SharePoint Server 2016


This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see the following security advisories:

Note To apply this security update, you must have the release version of Microsoft SharePoint Enterprise Server 2016 installed on the computer.

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.

For more information, see the following Microsoft Docs articles:

Improvements and fixes

This security update contains the following fixes for SharePoint Server 2016:
  • Fixes an issue in which Active Directory (AD) objects can't be imported.
  • Fixes issues in the Traditional Chinese word breaker to make sure that input year string that have a prefix such as "西元/公元" can be broken correctly.
  • Fixes an issue in which users cannot open the InfoPath forms that are available in the form library.
This security update contains a fix for the following nonsecurity issue in Project Server 2016:
  • Buttons on the Tasks ribbon tab are disabled for the tasks that are listed beyond the first page.

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.

More information

Security update deployment information

For deployment information about this update, see security update deployment information: August 11, 2020.

Security update replacement information

This security update replaces previously released security update 4484436.

File hash information

File name SHA1 hash SHA256 hash
sts2016-kb4484473-fullfile-x64-glb.exe A86CBED8BB0C2D0E8A4F0F5205757DD2F337EC78 F3D4292467D2693A5C6FBED92C9AD0C753E75EAB9AF602CF2412295B22BED250

File information

Download the list of files that are included in security update 4484473.

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security