Description of the security update for Word 2016: October 13, 2020

Applies to: Word 2016


This security update resolves a remote code execution vulnerability that exists in Microsoft Word if the software doe not correctly handle .LNK files. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-16933.

Note To apply this security update, you must have the release version of Word 2016 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home (see What version of Office am I using?).

Improvements and fixes

This security update contains fixes for the following nonsecurity issues:
  • Fixes an issue in which hovering over footnotes in search results displays the page number as [Page 1] instead of the correct page number for all results.
  • Fixes an issue in which the print output is inconsistent with the on-screen display of documents that use specific fonts.

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: October 13, 2020.

Security update replacement information

This security update replaces previously released security update 4484510.

File hash information

File name SHA1 hash SHA256 hash
word2016-kb4486679-fullfile-x86-glb.exe 325D6A2E416B53BF7CDFF9709B2C24B1E00A3C0B 48844B3AE94A5D8A7C2EB611C471AB5B4A22D902F2890FCB02D8F1A824842F7F
word2016-kb4486679-fullfile-x64-glb.exe 5CE66E3E108DCC7DF1892E417B5CFE53888BD3FA 069C60C0CA7342FB83E1207491574AA9D06366D135C51857F246D3285C367CAF

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security