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Summary

This security update resolves an elevation of privilege vulnerability that exists in Microsoft SharePoint. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-1260.

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 Auditing (preview)

  • 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 a fix for the following nonsecurity issue:

  • You randomly get a FedAuth cookie even though you have enabled Windows Authentication as the only authentication provider on your web application.

Note To fix this issue completely, you must install KB4475590together with this update.

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: September 10, 2019.

Security update replacement information

This security update replaces previously released update 4475549.

File hash information

File name

SHA1 hash

SHA256 hash

wssloc2016-kb4475594-fullfile-x64-glb.exe

1986DDF4A1DEF920502EFB9EC57C9B48EF3E67E0

5586E55D59BE7FD37BF54B981AB3A157A72AF157F553E7E4DCEB22BCD045914F


File information

Download the list of files that are included in security update 4475594.

How to get help and support for this security update

Help for installing updates: Protect yourself online

Help for protecting your Windows-based computer from viruses and malware: Microsoft Security

Local support according to your country: International Support

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