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-2019-1330.
Note To apply this security update, you must have the release version of Service Pack 1 for Microsoft SharePoint Server 2013 installed on the computer.
Improvements and fixes
This security update contains a fix for the following nonsecurity issue:
If you visit a Content Search Web Part (CSWP) from the Google page viewer, or if you set the AlwaysRenderOnServer boolean value in a CSWP to True, the web part displays no content after update 4461549 is applied. After the update is applied, the CSWP works as expected.
Note To fix this issue completely, you have to install 4484122 together 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.
Security update deployment information
For deployment information about this update, see security update deployment information: October 8, 2019.
Security update replacement information
This security update replaces previously released security update 4475557.
File hash information
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