Description of the security update for Office Online Server: May 9, 2017


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-2017-0281.

Note To apply this security update, you must have the release version of Office Online Serverinstalled on the computer.

How to get and install the update

Method 1: Microsoft Update

Method 2: Microsoft Update Catalog

Method 3: Microsoft Download Center

More Information

Security update deployment information

For deployment information about this update, see security update deployment information: May 9, 2017.

Security update replacement information

This security update replaces the previously released security update KB3127895.

File hash information

Package name Package hash SHA 1 Package hash SHA 2
wacserver2016-kb 3191915-fullfile-x64-glb.exe 38434510AE92B17587E87A02DA9F8D2E5F390D50 2CDDFDADFBAF14964B4DD0A3C9ED822980BA439912338CE9E201F4A0AE63D9EB

File information

For a list of the files that are provided in this cumulative update 3191915, download the file information for update 3191915.

How to get help and support for this security update