MicrosoftKB4486674Description of the security update for Office Online Server: October 13, 2020
Description of the security update for Office Online Server: October 13, 2020
Summary
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 see the following security advisories:
- Microsoft Common Vulnerabilities and Exposures CVE-2020-16929
- Microsoft Common Vulnerabilities and Exposures CVE-2020-16931
- Microsoft Common Vulnerabilities and Exposures CVE-2020-16932
Note To apply this security update, you must have the release version of Microsoft Office Online Server 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 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 4484503.
File hash information
| File name | SHA1 hash | SHA256 hash |
|---|---|---|
| wacserver2019-kb4486674-fullfile-x64-glb.exe | 1D30E5EB4B9A9B4654E3F4E6137D7B83F68F7D4A | B39F6D186279D74B6A3CF8018E61341BC74FEE0D86F85B7E282B4A1156B0738D |
File informationDownload the list of files that are included in security update 4486674.
Information about protection and security
Protect yourself online: Windows Security supportLearn how we guard against cyber threats: Microsoft Security
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