Microsoft has published the April 2020 security updates with security updates for Microsoft Windows, Microsoft Edge (EdgeHTML-based), Microsoft Edge (Chromium-based) ChakraCore, Internet Explorer, Microsoft Office and Microsoft Office Services and Web Apps, Windows Defender, Visual Studio, Microsoft Dynamics, Microsoft Apps for Android, and Microsoft Apps for Mac.
The April 2020 security release consists of security updates for the following software:
- Microsoft Windows
- Microsoft Edge (EdgeHTML-based)
- Microsoft Edge (Chromium-based)
- ChakraCore
- Internet Explorer
- Microsoft Office and Microsoft Office Services and Web Apps
- Windows Defender
- Visual Studio
- Microsoft Dynamics
- Microsoft Apps for Android
- Microsoft Apps for Mac
Please note the following information regarding the security updates:
- For information regarding enabling Windows 10, version 1909 features, please see Windows 10, version 1909 delivery options. Note that Windows 10, versions 1903 and 1909 share a common core operating system with an identical set of system files. They will also share the same security update KBs.
- Windows 10 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10, in addition to non-security updates. The updates are available via the Microsoft Update Catalog.
- For information on lifecycle and support dates for Windows 10 operating systems, please see Windows Lifecycle Facts Sheet.
- A list of the latest servicing stack updates for each operating system can be found in ADV990001. This list will be updated whenever a new servicing stack update is released. It is important to install the latest servicing stack update.
- Updates for Windows RT 8.1 and Microsoft Office RT software are only available via Windows Update.
- In addition to security changes for the vulnerabilities, updates include defense-in-depth updates to help improve security-related features.
- Customers running Windows 7, Windows Server 2008 R2, or Windows Server 2008 need to purchase the Extended Security Update to continue receiving security updates. See 4522133 for more information.
The following CVEs have FAQs with additional information and may include * further steps to take after installing the updates. Please note that this is not a complete list of CVEs for this release.
- CVE-2020-0699
- CVE-2020-0760
- CVE-2020-0821
- CVE-2020-0835 *
- CVE-2020-0906
- CVE-2020-0920
- CVE-2020-0923
- CVE-2020-0924
- CVE-2020-0925
- CVE-2020-0926
- CVE-2020-0927
- CVE-2020-0929
- CVE-2020-0930
- CVE-2020-0931
- CVE-2020-0932
- CVE-2020-0933
- CVE-2020-0935 *
- CVE-2020-0937
- CVE-2020-0939
- CVE-2020-0945
- CVE-2020-0946
- CVE-2020-0947
- CVE-2020-0952
- CVE-2020-0954
- CVE-2020-0955 *
- CVE-2020-0961
- CVE-2020-0962
- CVE-2020-0971
- CVE-2020-0972
- CVE-2020-0973
- CVE-2020-0974
- CVE-2020-0975
- CVE-2020-0976
- CVE-2020-0977
- CVE-2020-0978
- CVE-2020-0979
- CVE-2020-0980
- CVE-2020-0982
- CVE-2020-0987
- CVE-2020-0991
- CVE-2020-1002 *
- CVE-2020-1005
- CVE-2020-1007
- CVE-2020-1016
- CVE-2020-1018
Known Issues
The following KBs contain information about known issues with the security updates. For a complete list of security update KBs, please see 20200414. For more information about Windows Known Issues, please see Windows message center (links to currently-supported versions of Windows are in the left pane).
KB ArticleApplies To
3128012 Microsoft Office 2016 3162033 Microsoft Publisher 2013 3203462 Microsoft Office 2010 4011097 Microsoft Publisher 2016 4011104 Microsoft Office 2013 4032216 Microsoft Publisher 2010 4462210 Microsoft Access 2013 4462225 Microsoft Visio 2010 4464527 Microsoft Access 2010 4464544 Microsoft Visio 2013 4484117 Microsoft Office 2013 4484125 Microsoft Project 2013 4484126 Microsoft Office 2010 4484132 Microsoft Project 2010 4484167 Microsoft Access 2016 4484214 Microsoft Office 2016 4484226 Microsoft PowerPoint 2013 4484235 Microsoft PowerPoint 2010 4484244 Microsoft Visio 2016 4484246 Microsoft PowerPoint 2016 4484269 Microsoft Project 2016 4484273 Microsoft Excel 2016 4484274 Microsoft Outlook 2016 4484281 Microsoft Outlook 2013 4484283 Microsoft Excel 2013 4484284 Microsoft Outlook 2010 4484285 Microsoft Excel 2010 4484295 Microsoft Word 2010 4484300 Microsoft Word 2016 4484319 Microsoft Word 2013 4549949 Windows 10 Version 1809, Windows Server 2019 4550905 Internet Explorer 4550917 Windows Server 2012 (Monthly Rollup) 4550922 Windows 10, version 1803 4550927 Windows 10, version 1709 4550929 Windows 10, version 1607, Windows Server 2016 4550930 Windows 10 4550951 Windows Server 2008 Service Pack 2 (Monthly Rollup) 4550957 Windows Server 2008 Service Pack 2 (Security-only update) 4550961 Windows 8.1, Windows Server 2012 R2 (Monthly Rollup) 4550964 Windows 7, Windows Server 2008 R2 (Monthly Rollup) 4550965 Windows 7, Windows Server 2008 R2 (Security-only update) 4550970 Windows 8.1, Windows Server 2012 R2 (Security-only update) 4550971 Windows Server 2012 (Security-only update)
April 2020 Security Updates