Description of the security update for Excel 2013: January 12, 2021

Description of the security update for Excel 2013: January 12, 2021 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 Microsoft Common...

Description of the security update for SharePoint Server 2010: January 12, 2021

Description of the security update for SharePoint Server 2010: January 12, 2021 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 Microsof...

Description of the security update for Excel 2016: January 12, 2021

Description of the security update for Excel 2016: January 12, 2021 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 Microsoft Common...

Description of the security update for Office 2010: January 12, 2021

Description of the security update for Office 2010: January 12, 2021 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 Microsoft Common...

Description of the security update for SharePoint Foundation 2010: January 12, 2021

Description of the security update for SharePoint Foundation 2010: January 12, 2021 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...

Description of the security update for Excel 2010: January 12, 2021

Description of the security update for Excel 2010: January 12, 2021 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 Microsoft Common...

Description of the security update for SharePoint Server 2010 Office Web Apps: January 12, 2021

Description of the security update for SharePoint Server 2010 Office Web Apps: January 12, 2021 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...

Description of the security update for SharePoint Server 2019: January 12, 2021

Description of the security update for SharePoint Server 2019: January 12, 2021 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 the...

Description of the security update for SharePoint Server 2019 Language Pack: January 12, 2021

Description of the security update for SharePoint Server 2019 Language Pack: January 12, 2021 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...

End of support for Office 2016 and Office 2019

None None...

Description of the security update for Office Online Server: January 12, 2021

Description of the security update for Office Online Server: January 12, 2021 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 the...

Description of the security update for Office Web Apps Server 2013: January 12, 2021

Description of the security update for Office Web Apps Server 2013: January 12, 2021 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...

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021 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, s...

End of support for Office 2010

End of support for Office 2010 Support for Office 2010 ended on October 13, 2020 and there will be no extension and no extended security updates.Buy or try Microsoft 365 Tip: Not sure what version of Office you have? See Find details for other versions of Office to help you determine what version...

Description of the security update for Office 2010: January 12, 2021

Description of the security update for Office 2010: January 12, 2021 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 Microsoft Common...

Description of the security update for Office 2010: January 12, 2021

Description of the security update for Office 2010: January 12, 2021 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 Microsoft Common...

Description of the security update for SharePoint Server 2010: January 12, 2021

Description of the security update for SharePoint Server 2010: January 12, 2021 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 Microsof...

Description of the security update for SharePoint Enterprise Server 2013: January 12, 2021

Description of the security update for SharePoint Enterprise Server 2013: January 12, 2021 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, s...

Description of the security update for SharePoint Enterprise Server 2013: January 12, 2021

Description of the security update for SharePoint Enterprise Server 2013: January 12, 2021 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, s...

January 12, 2021—KB4598297 (Security-only update)

January 12, 2021—KB4598297 Security-only update IMPORTANT Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more...

January 12, 2021—KB4598289 (Security-only update)

January 12, 2021—KB4598289 Security-only update IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. For information about the various types of Windows updates, such as critical, security, driver, service packs,...

KB4583462 - Description of the security update for SQL Server 2014 SP3 CU4: January 12, 2021

KB4583462 - Description of the security update for SQL Server 2014 SP3 CU4: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more about...

KB4583461 - Description of the security update for SQL Server 2016 SP2 CU15: January 12, 2021

KB4583461 - Description of the security update for SQL Server 2016 SP2 CU15: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more abou...

KB4583460 - Description of the security update for SQL Server 2016 SP2 GDR: January 12, 2021

KB4583460 - Description of the security update for SQL Server 2016 SP2 GDR: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more about...

KB4583459 - Description of the security update for SQL Server 2019 CU8: January 12, 2021

KB4583459 - Description of the security update for SQL Server 2019 CU8: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more about the...

KB4583457 - Description of the security update for SQL Server 2017 CU22: January 12, 2021

KB4583457 - Description of the security update for SQL Server 2017 CU22: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more about th...

January 12, 2021—KB4598275 (Security-only update)

January 12, 2021—KB4598275 Security-only update IMPORTANT Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more...

January 12, 2021—KB4598245 (OS Build 17134.1967) - EXPIRED

January 12, 2021—KB4598245 OS Build 17134.1967 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

January 12, 2021—KB4598279 (Monthly Rollup)

January 12, 2021—KB4598279 Monthly Rollup IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. NEW 11/10/20 For information about the various types of Windows updates, such as critical, security, driver, service...

January 12, 2021—KB4598278 (Monthly Rollup)

January 12, 2021—KB4598278 Monthly Rollup IMPORTANT Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more information,...

January 12, 2021—KB4598243 (OS Build 14393.4169) - EXPIRED

January 12, 2021—KB4598243 OS Build 14393.4169 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

January 12, 2021—KB4598288 (Monthly Rollup)

January 12, 2021—KB4598288 Monthly Rollup IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. For information about the various types of Windows updates, such as critical, security, driver, service packs, and so...

January 12, 2021—KB4598287 (Security-only update)

January 12, 2021—KB4598287 Security-only update IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. IMPORTANT WSUS scan cab files will continue to be available for Windows Server 2008 SP2. If you have a subset o...

January 12, 2021—KB4598285 (Monthly Rollup)

January 12, 2021—KB4598285 Monthly Rollup IMPORTANT Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more information,...

KB4583458 - Description of the security update for SQL Server 2019 GDR: January 12, 2021

KB4583458 - Description of the security update for SQL Server 2019 GDR: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more about the...

January 12, 2021—KB4598231 (OS Build 10240.18818) - EXPIRED

January 12, 2021—KB4598231 OS Build 10240.18818 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

January 12, 2021—KB4598230 (OS Build 17763.1697) - EXPIRED

January 12, 2021—KB4598230 OS Build 17763.1697 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

January 12, 2021—KB4598229 (OS Build 18363.1316) - EXPIRED

January 12, 2021—KB4598229 OS Build 18363.1316 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

January 12, 2021—KB4598242 (OS Builds 19041.746 and 19042.746)

January 12, 2021—KB4598242 OS Builds 19041.746 and 19042.746 EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, this KB is only available from Windows Update. It is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest...

Remove specific prevalent malware with Windows Malicious Software Removal Tool (KB890830)

Remove specific prevalent malware with Windows Malicious Software Removal Tool KB890830 Summary The Windows Malicious Software Removal Tool MSRT helps remove malicious software from computers that are running any of the following operating systems: Windows 11 Windows Server 2022 Windows 10 Window...

January 12, 2021 Servicing Stack Update (KB4599118)

None None...

January 12, 2021—KB4599208 (OS Build 15063.2614)

January 12, 2021—KB4599208 OS Build 15063.2614 Current status of Windows 10, version 1703 Surface Hub devices remain in support. Starting on November 12, 2019, updates for Windows 10, version 1703 will be available only for Surface Hub devices. Update information and Surface Hub known issues will...

January 12, 2021 Security Update (KB4598232)

None None...

January 12, 2021-KB4586878 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 1903, Windows Server, version 1903, Windows 10, version 1909 and Windows Server, version 1909

January 12, 2021-KB4586878 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 1903, Windows Server, version 1903, Windows 10, version 1909 and Windows Server, version 1909 Release Date: January 12, 2021 Version: .NET Framework 3.5 and 4.8 This update for Windows 10,...

January 12, 2021-KB4586876 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, and Windows Server, version 20H2

January 12, 2021-KB4586876 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, and Windows Server, version 20H2 Release Date: January 12, 2021 Version: .NET Framework 3.5 and 4.8 This update for Windows 10,...

January 12, 2021-KB4597249 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1803

January 12, 2021-KB4597249 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1803 Release Date: January 12, 2021 Version: .NET Framework 4.8 Summary WPF1| - Addressed an issue with a FailFast crash arising in apps with two threads that both load application resources. ---|---...

January 12, 2021-KB4598499 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server, version 2019

January 12, 2021-KB4598499 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server, version 2019 Release Date: January 12, 2021 Version: .NET Framework 3.5, 4.7.2 and 4.8 This update is included in the Cumulative Update that's dated January 12, 2021...

January 12, 2021-KB4597247 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server, version 2016

January 12, 2021-KB4597247 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server, version 2016 Release Date: January 12, 2021 Version: .NET Framework 4.8 Summary WPF1| - Addressed an issue with a FailFast crash arising in apps with two threads that both load...

Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 for Windows Server 2008 SP2 (KB4598503)

Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 for Windows Server 2008 SP2 KB4598503 Applies to: Microsoft .NET Framework 2.0 Microsoft .NET Framework 3.0 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 IMPORTANT Verify that you have installed the required updates...

Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 8.1, RT 8.1, and Windows Server 2012 R2 (KB4598502)

Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 8.1, RT 8.1, and Windows Server 2012 R2 KB4598502 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1...