Description of the security update for Excel 2016: April 14, 2020

Applies to: Excel 2016


This security update resolves a remote code execution vulnerability that exists if Microsoft Office incorrectly loads arbitrary type libraries. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-0760 and Microsoft Common Vulnerabilities and Exposures CVE-2020-0906.

Note To apply this security update, you must have the release version of Excel 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?).

Known issues

Some types of Visual Basic for Applications (VBA) references might be affected by this update. For more information, see FAQ for VBA solutions affected by April 2020 Office security updates.

Note This change in behavior is caused by a design change in Office. The new behavior is by design. Therefore, a fix is not necessary and no mitigation will be provided.

Improvements and fixes

This security update improves translations in multiple languages versions of Microsoft Excel 2016.

How to get and install the 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: April 14, 2020.

Security update replacement information

This security update replaces previously released security update 4484256.

File hash information

File name SHA1 hash SHA256 hash
excel2016-kb4484273-fullfile-x64-glb.exe C71072DCC2ABCD9962F09AE3D81DFB39320B425B 8E34315947066B7C6C3F3658F57BACCCD2A799E7A1F56559F376D7D1195A81F4
excel2016-kb4484273-fullfile-x86-glb.exe 743836D7E3C1519EBFE3DE777B61B1993C810ED1 2C567DA5644EC36B34220FE75D25FA7F3FE4E058F411B6640372B32E626ACCAA

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