Today is the day of the monthly 'Windows Update'

This month as well, Windows Update, which delivers monthly security updates and bug fixes, was held. Let's update as soon as possible.

We have released the security update program for September 2020. See the Security Update Guide for more information. https://t.co/U5eJTOOIIC

— Microsoft Security Team (@JSECTEAM) September 8, 2020

'Security Update Program for September 2020 (Monthly)' explains the security update program released this month. https://t.co/pcO0LeKFPt

— Microsoft Security Team (@JSECTEAM) September 9, 2020

September 2020 Security Update (Monthly)-Microsoft Security Response Center
https://msrc-blog.microsoft.com/2020/09/08/202009-security-updates/

Windows 10 v2004, v1909, v1903, v1809, v1803, v1709
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Windows 10 v2004: 4571756
Windows 10 v1903 and Windows 10 v1909: 4574727
Windows 10 v1809: 4570333
Windows 10 v1803: 4577032
Windows 10 v1709: 4577041

Windows Server 2019, Windows Server 2016, Server Core installation (2019, 2016, v2004, v1909, v1903)
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Windows Server 2019: 4570333
Windows Server 2016: 4577015
Windows Server v2004: 4571756
Windows Server v1903 and Windows Server v1909: 4574727

◆Windows 8.1, Windows Server 2012 R2, Windows Server 2012
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Windows 8.1 and Windows Server 2012 R2 Monthly Rollup: 4577066
Windows 8.1 and Windows Server 2012 R2 Security Only: 4577071
Windows Server 2012 Monthly Rollup: 4577038
Windows Server 2012 Security Only: 4577048

◆Internet Explorer
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Cumulative Update for Internet Explorer: 4577010

◆Software related to Microsoft Office
Maximum severity:
important

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Knowledge Base articles related to Microsoft Office related software: 4484466 , 4484469 , 4484503 , 4484507 , 4484510 , 4484513 , 4484517 , 4484518 , 4484522 , 4484526 , 4484530 , 4484532 , 4484533 , 4486660 , 4486661 , 4486665.

◆Microsoft SharePoint related software
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Knowledge Base articles related to Microsoft SharePoint related software: 3101523 , 4484480 , 4484488 , 4484504 , 4484505 , 4484506 , 4484512 , 4484514 , 4484515 , 4484516 , 4484525 , 4486664 , 4486667.

◆ Microsoft Exchange Server
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Knowledge Base Articles Related to Microsoft Exchange Server: 4577352

◆ Microsoft SQL Server Reporting Services
Maximum severity:
warning

The biggest impact:
Security feature bypass

Related Knowledge Base or Support Web Page:
For more information about security updates for SQL Server Reporting Services, see https://portal.msrc.microsoft.com/en-us/security-guidance
For more information about SQL Server Reporting Services updates, see https://docs.microsoft.com/en-us/sql

◆ Microsoft Dynamics 365 related software
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Knowledge Base articles related to Microsoft Dynamics software: 4574742 , 4577501

◆Software related to Microsoft Visual Studio
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
Knowledge Base articles related to Microsoft Dynamics software: 4571479 , 4571480 , 4571481 , 4576950

◆ASP.NET related software
Maximum severity:
important

The biggest impact:
Security feature bypass

Related Knowledge Base or Support Web Page:
For more information about ASP.NET Core updates, see https://portal.msrc.microsoft.com/en-us/security-guidance
For more information about ASP.NET Core updates, see https://docs.microsoft.com/en-us/aspnet/core

◆Chakra Core
Maximum severity:
emergency

The biggest impact:
Remote code execution

Related Knowledge Base or Support Web Page:
ChakraCore is the core part of Chakra, a high performance JavaScript engine that powers Microsoft Edge and Windows applications written in HTML/CSS/JS.
See https://github.com/Microsoft/ChakraCore/wiki for more information.

Windows Update is released every second Tuesday of the month in US time, and the next update is scheduled to be provided on Wednesday, August 12, 2020 in Japan time.

Security Update Release Schedule (2020)-Microsoft Security Response Center
https://msrc-blog.microsoft.com/2019/10/22/securityupdatereleaseschedule2020/