Description of the security update for Excel 2013: September 12, 2023 (KB5002488)

Description of the security update for Excel 2013: September 12, 2023 KB5002488 Summary This security update resolves a Microsoft Excel information disclosure vulnerability. To learn more about the vulnerability, see ​​Microsoft Common Vulnerabilities and Exposures CVE-2023-36766. Note: To apply...

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2015 Update 3: October 10, 2023 (KB5029366)

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2015 Update 3: October 10, 2023 KB5029366 Note Applies to: All Visual Studio 2015 Update 3 editions except Integrated Shell and Build Tools. Note Notice In November 2023, Visual Studio 2015...

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2013 Update 5: October 10, 2023 (KB5029365)

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2013 Update 5: October 10, 2023 KB5029365 Applies To Visual Studio 2013 Update 5 Note Applies to: All Visual Studio 2013 Update 5 editions except Integrated Shell, Build Tools, and Remote...

Description of the security update for Office 2016: September 12, 2023 (KB5002100)

Description of the security update for Office 2016: September 12, 2023 KB5002100 Applies To Office Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Business 2016 Office Home and Student 2016 Summary This security update resolves a Microsoft Office spoofing...

September 12, 2023-KB5031217 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2

September 12, 2023-KB5031217 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 Applies To .NET Note Revised July 7, 2025: Updated 'How to get this update' section. Note Release Date: September 12, 2023 Version: .NET Framework 3.5 and 4.8.1 Summary This article...

Description of version 2 of the security update for Microsoft Exchange Server 2019 and 2016: August 15, 2023 (KB5030524)

Description of version 2 of the security update for Microsoft Exchange Server 2019 and 2016: August 15, 2023 KB5030524 Applies To Exchange Server 2019 Exchange Server 2016 Note Notice We have re-released the Exchange Server 2019 and 2016 August 8, 2023, security update SU to address the...

September 12, 2023—KB5030287 (Security-only update)

September 12, 2023—KB5030287 Security-only update Applies To Windows Server 2012 R2 Note REMINDER Windows 8.1 reached end of support on January 10, 2023, at which point technical assistance and software updates are no longer provided. If you have devices running Windows 8.1, we recommend upgradin...

September 12, 2023—KB5030269 (Monthly Rollup)

September 12, 2023—KB5030269 Monthly Rollup Applies To Windows Server 2012 R2 Note REMINDER Windows 8.1 reached end of support on January 10, 2023, at which point technical assistance and software updates are no longer provided. If you have devices running Windows 8.1, we recommend upgrading them...

September 12, 2023—KB5030219 (OS Build 22621.2283)

September 12, 2023—KB5030219 OS Build 22621.2283 Applies To Windows 11 version 22H2, all editions Note For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 22H2, see its...

September 12, 2023-KB5030178 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019

September 12, 2023-KB5030178 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019 Applies To .NET Note Release Date: September 12, 2023 Version: .NET Framework 3.5, 4.7.2 and 4.8 Summary This article describes the security and Cumulative...

September 12, 2023-KB5030181 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2

September 12, 2023-KB5030181 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2 Applies To .NET Note Release Date: September 12, 2023 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the security and Cumulative Update for 3.5, 4.8 and 4.8...

September 12, 2023-KB5030179 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2

September 12, 2023-KB5030179 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 Applies To .NET Note Release Date: September 12, 2023 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the security and Cumulative Update for 3.5, 4.8 and 4.8....

September 12, 2023—KB5030217 (OS Build 22000.2416)

September 12, 2023—KB5030217 OS Build 22000.2416 Applies To Windows 11 version 21H2, all editions Note 8/8/23 IMPORTANT After September 26, 2023, there will no longer be optional, non-security preview releases for Windows 11, version 21H2. Only cumulative monthly security updates will continue fo...

September 12, 2023—KB5030214 (OS Build 17763.4851) - EXPIRED

September 12, 2023—KB5030214 OS Build 17763.4851 - EXPIRED Applies To Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Note EXPIRATION NOTICE IMPORTANT As of March 31, 2026, this update is no longer available from the Microsoft Update Catalog or other...

September 12, 2023-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 (KB5030184)

September 12, 2023-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 KB5030184 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework...

Description of the security update for SharePoint Server Subscription Edition: September 12, 2023 (KB5002474)

Description of the security update for SharePoint Server Subscription Edition: September 12, 2023 KB5002474 Applies To SharePoint Server Subscription Edition Summary This security update resolves a Microsoft SharePoint Server elevation of privilege vulnerability. To learn more about the...

End of support for Office 2013

End of support for Office 2013 Applies To Office 2013 Get help with Copilot Help me end of support for Microsoft 365 2013. Tell me about end of support for Office 2010. Support for Office 2013 ended on April 11, 2023 and there will be no extension and no extended security updates. All of your...

Description of the security update for Office 2016: September 12, 2023 (KB5002457)

Description of the security update for Office 2016: September 12, 2023 KB5002457 Applies To Office Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Business 2016 Office Home and Student 2016 Summary This security update resolves a Microsoft Office security...

End of support for Office 2016 and Office 2019

End of support for Office 2016 and Office 2019 Applies To Office 2019 Office 2016 Get help with Copilot Tell me about end of support for Office 2016 for Mac. Show me how to remove the conflicting 2013 app. Support for Office 2016 and Office 2019 ended on October 14, 2025. While your Office 2016 a...

Description of the security update for SharePoint Server 2019: September 12, 2023 (KB5002472)

Description of the security update for SharePoint Server 2019: September 12, 2023 KB5002472 Applies To SharePoint Server 2019 Summary This security update resolves a Microsoft SharePoint Server elevation of privilege vulnerability. To learn more about the vulnerability, see Microsoft Common...

September 12, 2023-Security Only Update for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB5030174)

September 12, 2023-Security Only Update for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 KB5030174 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2...

September 12, 2023-Security Only Update for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 (KB5030175)

September 12, 2023-Security Only Update for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 KB5030175 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2...

KB5030329: Servicing stack update for Windows Server 2012 R2: September 12, 2023

KB5030329: Servicing stack update for Windows Server 2012 R2: September 12, 2023 REMINDER Windows 8.1 reached end of support on January 10, 2023, at which point technical assistance and software updates are no longer provided. If you have devices running Windows 8.1, we recommend upgrading them t...

KB5030503: Servicing stack update for Windows 10: September 12, 2023

KB5030503: Servicing stack update for Windows 10: September 12, 2023 Applies To Windows 10 Note REMINDER Windows 10, version 1507 reached end of service on May 9, 2017 for devices running the Pro, Home, Enterprise, Education, and Enterprise LoT editions. After April 9, 2019, these devices are no...

KB5030330: Servicing stack update for Windows Server 2012: September 12, 2023

KB5030330: Servicing stack update for Windows Server 2012: September 12, 2023 IMPORTANT Windows Server 2012 end of support EOS date is October 10, 2023. Extended Security Updates ESUs will be available for purchase no later than October 2022, but available for installation after the EOS date,...

September 12, 2023-Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 (KB5030173)

September 12, 2023-Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 KB5030173 Applies to: Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework...

KB5030504: Servicing stack update for Windows Server 2016: September 12, 2023

KB5030504: Servicing stack update for Windows Server 2016: September 12, 2023 Applies To Win 10 Ent LTSB 2016 Win 10 IoT Ent LTSB 2016 Windows Server 2016 Note REMINDER Windows 10, version 1607 Mobile and Mobile Enterprise editions reached the end of service on October 9, 2018. Windows 10, versio...

September 12, 2023-KB5030177 Cumulative Update for .NET Framework 3.5 and 4.8 for Azure Stack HCI, version 22H2

September 12, 2023-KB5030177 Cumulative Update for .NET Framework 3.5 and 4.8 for Azure Stack HCI, version 22H2 Applies To .NET Note Release Date: September 12, 2023 Version: .NET Framework 3.5 and 4.8 Summary This article describes the security and Cumulative Update for 3.5 and 4.8 for Azure Sta...

September 12, 2023-KB5029918 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2

September 12, 2023-KB5029918 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 Applies To .NET Note Release Date: September 12, 2023 Version: .NET Framework 3.5 and 4.8.1 The September 12, 2023 update for Microsoft server operating system,...

.NET 6.0 Update - September 12, 2023 (KB5030559)

.NET 6.0 Update - September 12, 2023 KB5030559 .NET 6.0 has been refreshed with the latest update as of September 12, 2023. This update contains both security and non-security fixes. See the release notes for details on updated packages. .NET 6.0 servicing updates are upgrades. The latest servici...

September 12, 2023-Security Only Update for .NET Framework 2.0, 3.0, 4.6.2 for Windows Server 2008 SP2 (KB5030176)

September 12, 2023-Security Only Update for .NET Framework 2.0, 3.0, 4.6.2 for Windows Server 2008 SP2 KB5030176 Applies to: Microsoft .NET Framework 2.0 Microsoft .NET Framework 3.0 Microsoft .NET Framework 4.6.2 REMINDER Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 have reached th...

September 12, 2023-KB5031086 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2

September 12, 2023-KB5031086 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 Applies To .NET Note Revised July 7, 2025: Updated 'How to get this update' section. Note Release Date: September 12, 2023 Version: .NET Framework 3.5 and 4.8.1 Summary This article...

.NET 7.0 Update - September 12, 2023 (KB5030560)

.NET 7.0 Update - September 12, 2023 KB5030560 NET 7.0 has been refreshed with the latest update as of September 12, 2023. This update contains both security and non-security fixes. See the release notes for details on updated packages. .NET 7.0 servicing updates are upgrades. The latest servicin...

August 22, 2023—KB5029331 (OS Build 19045.3393) Preview

August 22, 2023—KB5029331 OS Build 19045.3393 Preview Applies To Windows 10, version 22H2, all editions Note 11/17/20 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 10, version...

August 22, 2023—KB5029332 (OS Build 22000.2360) Preview

August 22, 2023—KB5029332 OS Build 22000.2360 Preview Applies To Windows 11 version 21H2, all editions Note 8/8/23 IMPORTANT After September 26, 2023, there will no longer be optional, non-security preview releases for Windows 11, version 21H2. Only cumulative monthly security updates will contin...

August 22, 2023-KB5029847 Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

August 22, 2023-KB5029847 Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Applies To .NET Note Release Date: August 22, 2023 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the Cumulative Update for 3.5, 4.8 and 4.8.1 for Windo...

August 22, 2023—KB5029351 (OS Build 22621.2215) Preview

August 22, 2023—KB5029351 OS Build 22621.2215 Preview Applies To Windows 11 version 22H2, all editions Note For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 22H2, see i...

August 22, 2023-KB5029848 Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2

August 22, 2023-KB5029848 Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2 Applies To .NET Note Release Date: August 22, 2023 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the Cumulative Update for 3.5, 4.8 and 4.8.1 for...

Security update 2023-08-15

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Description of the security update for OneNote 2016: August 8, 2023 (KB4484434)

Description of the security update for OneNote 2016: August 8, 2023 KB4484434 Applies To OneNote 2016 Summary This update fixes a security issue in Microsoft OneNote. Note To apply this security update, you must have the release version of Microsoft Office 2016 installed on the computer. Be aware...

Update 22.4 for Microsoft Dynamics 365 Business Central 2023 Release Wave 1 (Application Build 22.4.59535, Platform Build 22.0.59520)

Update 22.4 for Microsoft Dynamics 365 Business Central 2023 Release Wave 1 Application Build 22.4.59535, Platform Build 22.0.59520 Applies To Dynamics 365 Business Central on-premises 2023 release wave 1, version 22 Overview This update replaces previously released updates. You should always...

Description of the security update for Visio 2016: March 12, 2024 (KB5002565)

Description of the security update for Visio 2016: March 12, 2024 KB5002565 Applies To Visio Professional 2016 Visio Standard 2016 Summary This security update resolves a Microsoft Office Visio remote code execution vulnerability. To learn more about the vulnerability, see the following security...

End of support for Office 2016 and Office 2019

End of support for Office 2016 and Office 2019 Applies To Office 2019 Office 2016 Get help with Copilot Tell me about end of support for Office 2016 for Mac. Show me how to remove the conflicting 2013 app. Support for Office 2016 and Office 2019 ended on October 14, 2025. While your Office 2016 a...

Description of the security update for Outlook 2016: August 8, 2023 (KB5002459)

Description of the security update for Outlook 2016: August 8, 2023 KB5002459 Applies To Outlook 2016 Summary This security update resolves a Microsoft Outlook spoofing vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2023-36893. Note To...

.NET 6.0 Update - August 8, 2023 (KB5029688)

.NET 6.0 Update - August 8, 2023 KB5029688 .NET 6.0 has been refreshed with the latest update as of August 8, 2023. This update contains both security and non-security fixes. See the release notes for details on updated packages. .NET 6.0 servicing updates are upgrades. The latest servicing updat...

August 8, 2023-KB5029648 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2

August 8, 2023-KB5029648 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 Applies To .NET Note Revised on August 13th, 2023 to add a known issue. Note Release Date: August 8, 2023 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the...

Description of the Security Update for the spoofing vulnerability in Microsoft Visual Studio 2010 Tools for Office Runtime: August 8, 2023 (KB5029497)

Description of the Security Update for the spoofing vulnerability in Microsoft Visual Studio 2010 Tools for Office Runtime: August 8, 2023 KB5029497 Applies to: Visual Studio 2010 Tools for Office Runtime that is included with Microsoft Office and Visual Studio 2022, 2019, 2017, 2015, and 2013...

August 8, 2023-Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 (KB5029566)

August 8, 2023-Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 KB5029566 Applies to: Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7....

August 8, 2023-KB5029650 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2

August 8, 2023-KB5029650 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2 Applies To .NET Note Release Date: August 8, 2023 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the security and Cumulative Update for 3.5, 4.8 and 4.8.1 for...

August 8, 2023—Hotpatch KB5029367 (OS Build 20348.1903)

August 8, 2023—Hotpatch KB5029367 OS Build 20348.1903 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This security update includes quality improvements. When you install this KB: This update makes miscellaneous security improvements to internal OS functionality. N...