Description of the security update for Office 2016: April 10, 2018

Applies to: Office Professional Plus 2016Office Professional 2016Office Standard 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 Microsoft Common Vulnerabilities and Exposures CVE-2018-1007

Note To apply this security update, you must have the release version of Office 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. (Determining your Office version)

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 stand-alone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the stand-alone 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 10, 2018.

Security update replacement information

This security update replaces previously released security update 3203474.

File hash information

Package name Package hash SHA 1 Package hash SHA 2
oart2016-kb4011628-fullfile-x86-glb.exe D9759B97664540DCD877B695D37B00703D94E858 826B26127DAF0C9D9DE827F451DDD672A078231C36CAFBAD329AE9D8A3B9CC0B
oart2016-kb4011628-fullfile-x64-glb.exe 7F02EADEED1B5D948A4FBA615C45B457CE21CED8 66BA7D5641BDA4584E5A68B7F23534F53FFDA561B6D42668A4B208A436A6534A

File information

The English version of this security update has the file attributes (or later file attributes) that are listed in the following table.

For all supported x86-based versions of Office 2016

File identifier File name File version File size Date Time
igx.dll igx.dll 16.0.4666.1000 9745056 13-Mar-18 02:08
oart.dll oart.dll 16.0.4672.1000 12538560 13-Mar-18 02:08
oartodf.dll oartodf.dll 16.0.4666.1000 1834704 13-Mar-18 02:08

For all supported x64-based versions of Office 2016

File identifier File name File version File size Date Time
igx.dll igx.dll 16.0.4666.1000 11261088 13-Mar-18 02:07
xlsrv.ecs.igx.dll igx.dll 16.0.4666.1000 11261088    
oart.dll oart.dll 16.0.4672.1000 18281664 13-Mar-18 02:07
xlsrv.ecs.oart.dll oart.dll 16.0.4672.1000 18281664    
oartodf.dll oartodf.dll 16.0.4666.1000 3311304 13-Mar-18 02:07
xlsrv.ecs.oartodf.dll oartodf.dll 16.0.4666.1000 3311304    

How to get help and support for this security update

Help for installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

Propose a feature or provide feedback on Office Core: Office User Voice portal