Description of the security update for Word 2007: March 13, 2018


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-2018-0922.

Note To apply this security update, you must have the release version of Service Pack 3 for the 2007 Microsoft Office Suite installed on the computer.

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: March 13, 2018.

Security update replacement information

This security update replaces previously released security update 4011657.

File hash information

Package name Package hash SHA 1 Package hash SHA 2
word2007-kb4011721-fullfile-x86-glb.exe 6CC26C1E30440F425EF787D1F9F3385FED7EFA9B C24748ABA65601DCF4108E45D55C7C12875B25E45981FFFD4967BF9E574E37F8

File information

The English version of this security update has the file attributes (or later file attributes) that are listed in the following table. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the 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 the times may change when you perform certain operations on the files.

For all supported x86-based versions of Word 2007

File identifier File name File version File size Date Time
winword.exe winword.exe 12.0.6786.5000 419,008 14-Feb-2018 10:58
wwlib.dll wwlib.dll 12.0.6786.5000 17,823,424 14-Feb-2018 10:58

How to get help and support for this security update

Help for installing updates: Windows Update FAQ

Security solutions for IT professionals: Security Support and Troubleshooting

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

Local support according to your country: International Support

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