.NET 9.0 Update - May 13, 2025 (KB5059201)

.NET 9.0 Update - May 13, 2025 KB5059201 NET 9.0 has been refreshed with the latest update as of May 13, 2025. This update contains both security and non-security fixes. See the release notes for details on updated packages. .NET 9.0 servicing updates are upgrades. The latest servicing update for...

.NET 8.0 Update - May 22, 2025 (KB5059200)

.NET 8.0 Update - May 22, 2025 KB5059200 Today, we are releasing .NET 8.0.313 and .NET 8.0.410 which is an update to .NET 8.0.312 and .NET 8.0.409 SDK. Our May release for .NET 8.0.312 and .NET 8.0.409 missed a fix for CVE-2025-26646 which impacts Microsoft.Build.Tasks.core.dll. Note that there i...

May 13, 2025—KB5058449 (Monthly Rollup)

May 13, 2025—KB5058449 Monthly Rollup Applies To Windows Server 2008 Premium Assurance End of support information Windows Server 2008 Premium Assurance ended on January 13, 2026. Windows Server 2008 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended Security Updates o...

May 13, 2025—KB5061197 Out-of-band (Security-only update)

May 13, 2025—KB5061197 Out-of-band Security-only update Applies To Windows Server 2008 Premium Assurance End of support information Windows Server 2008 Premium Assurance ended on January 13, 2026. Windows Server 2008 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended...

May 13, 2025—KB5061196 Out-of-band (Monthly Rollup)

May 13, 2025—KB5061196 Out-of-band Monthly Rollup Applies To Windows Server 2008 R2 Premium Assurance End of support information Windows Server 2008 R2 Premium Assurance ended on January 13, 2026. Windows Server 2008 R2 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extend...

May 13, 2025—KB5061195 Out-of-band (Security-only update)

May 13, 2025—KB5061195 Out-of-band Security-only update Applies To Windows Server 2008 R2 Premium Assurance End of support information Windows Server 2008 R2 Premium Assurance ended on January 13, 2026. Windows Server 2008 R2 Extended Security Updates ESU ended on January 10, 2023. Additionally,...

May 16, 2025—Hotpatch KB5061258 (OS Build 26100.3983) Out-of-band

May 16, 2025—Hotpatch KB5061258 OS Build 26100.3983 Out-of-band Applies To Windows 11 Enterprise LTSC 2024 For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview, see the update history for Windows 11, version 24H2,...

KB5058380: Cumulative security update for Internet Explorer: May 13, 2025

KB5058380: Cumulative security update for Internet Explorer: May 13, 2025 Applies To Windows Server 2008 Premium Assurance Windows Server 2008 R2 Premium Assurance Windows Server 2012 ESU Windows Server 2012 R2 ESU Note Important Certain versions of Microsoft Internet Explorer have reached the en...

Description of the security update for Office 2016: May 13, 2025 (KB5002716)

Description of the security update for Office 2016: May 13, 2025 KB5002716 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 Excel remote code executio...

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: May 13, 2025 (KB5002712)

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: May 13, 2025 KB5002712 Applies To SharePoint Server 2016 Summary This security update resolves a Microsoft SharePoint Server elevation of privilege vulnerability. To learn more about the vulnerability, see...

Description of the security update for Office 2016: May 13, 2025 (KB5002711)

Description of the security update for Office 2016: May 13, 2025 KB5002711 Applies To Office Professional Plus 2016 Office Professional 2016 Office Standard 2016 Office Home and Business 2016 Office Home and Student 2016 Summary This security update resolves a Microsoft Office remote code executi...

Description of the security update for Excel 2016: May 13, 2025 (KB5002717)

Description of the security update for Excel 2016: May 13, 2025 KB5002717 Applies To Excel 2016 Summary This security update resolves a Microsoft Excel remote code execution vulnerability. To learn more about the vulnerability, see the following security advisories: Microsoft Common Vulnerabiliti...

Description of the security update for SharePoint Server Subscription Edition: May 13, 2025 (KB5002709)

Description of the security update for SharePoint Server Subscription Edition: May 13, 2025 KB5002709 Applies To SharePoint Server Subscription Edition Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server elevation...

Description of the security update for SharePoint Server 2019 Language Pack: May 13, 2025 (KB5002706)

Description of the security update for SharePoint Server 2019 Language Pack: May 13, 2025 KB5002706 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 Comm...

Description of the security update for SharePoint Server 2019: May 13, 2025 (KB5002708)

Description of the security update for SharePoint Server 2019: May 13, 2025 KB5002708 Applies To SharePoint Server 2019 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server elevation of privilege vulnerability. To...

Description of the security update for Office 2016: May 13, 2025 (KB5002695)

Description of the security update for Office 2016: May 13, 2025 KB5002695 Applies To Office Professional Plus 2016 Office Professional 2016 Office Standard 2016 Office Home and Business 2016 Office Home and Student 2016 Summary This security update resolves a Microsoft Excel remote code executio...

Description of the security update for Office Online Server: May 13, 2025 (KB5002707)

Description of the security update for Office Online Server: May 13, 2025 KB5002707 Applies To Office Online Server Summary This security update resolves a Microsoft Excel remote code execution vulnerability. To learn more about the vulnerability, see the following security advisories: Microsoft...

Description of the security update for SharePoint Enterprise Server 2016: May 13, 2025 (KB5002722)

Description of the security update for SharePoint Enterprise Server 2016: May 13, 2025 KB5002722 Applies To SharePoint Server 2016 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server elevation of privilege...

KB5058530: Servicing stack update for Windows Server 2012: May 13, 2025

KB5058530: Servicing stack update for Windows Server 2012: May 13, 2025 Applies To Windows Server 2012 ESU End of support information Windows Server 2012 reached the end of support EOS on October 10, 2023. Extended Security Updates ESUs are available for purchase and will continue for three years...

KB5058529: Servicing stack update for Windows Server 2012 R2: May 13, 2025

KB5058529: Servicing stack update for Windows Server 2012 R2: May 13, 2025 Applies To Windows Server 2012 R2 ESU End of support information End of support Windows Server 2012 R2 reached the end of support EOS on October 10, 2023. Extended Security Updates ESUs are available for purchase and will...

KB5058527: Servicing stack update for Windows 10: May 13, 2025

KB5058527: Servicing stack update for Windows 10: May 13, 2025 Applies To Windows 10 Win 10 IoT Ent LTSB 2015 Note Support for Windows 10 has ended on October 14, 2025 After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or...

KB5058524: Servicing stack update for Windows 10, version 1607 and Server 2016: May 13, 2025

KB5058524: Servicing stack update for Windows 10, version 1607 and Server 2016: May 13, 2025 Applies To Win 10 Ent LTSB 2016 Win 10 IoT Ent LTSB 2016 Windows Server 2016 Note Support for Windows 10 has ended on October 14, 2025 After October 14, 2025, Microsoft will no longer provide free softwar...

Azure File Sync Agent v17 Release - December 2023

Azure File Sync Agent v17 Release - December 2023 This article describes the improvements and issues that are fixed in the Azure File Sync Agent v17.1 release that is dated February 2024. Additionally, this article contains installation instructions for this release. Improvements and issues that...

Azure File Sync Agent v17.2 Release - February 2024

Azure File Sync Agent v17.2 Release - February 2024 This article describes the improvements and issues that are fixed in the Azure File Sync Agent v17.1 release that is dated February 2024. Additionally, this article contains installation instructions for this release. Improvements and issues tha...

April 25, 2025—KB5055627(OS Build 26100.3915) Preview

April 25, 2025—KB5055627OS Build 26100.3915 Preview Applies To Windows 11 version 24H2, all editions Change log Change date | Change description ---|--- May 26. 2026 | Updated the second MSU file listed under Catalog in Method 2. August 6, 2025 | Normal rollout: Input and Networking improvements...

April 25, 2025-KB5056579 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2

April 25, 2025-KB5056579 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 Applies To .NET Note IMPORTANT This update was originally released in the Security and Quality Rollup that’s dated April 22, 2025. This update is included in the Security and Quality Rollup...

April 22, 2025—KB5055612 (OS Build 19045.5796) Preview

April 22, 2025—KB5055612 OS Build 19045.5796 Preview Applies To Windows 10 Home and Pro, version 22H2 Windows 10 Enterprise Multi-Session, version 22H2 Windows 10 Enterprise and Education, version 22H2 Windows 10 IoT Enterprise, version 22H2 Note Support for Windows 10 has ended on October 14, 20...

April 22, 2025—KB5055629 (OS Builds 22621.5262 and 22631.5262) Preview

April 22, 2025—KB5055629 OS Builds 22621.5262 and 22631.5262 Preview Applies To Windows 11 Enterprise and Education, version 22H2 Windows 11 version 23H2, all editions For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an...

April 22, 2025-KB5057056 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

April 22, 2025-KB5057056 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Applies To .NET Note Release Date: April 22, 2025 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...

April 16, 2025—KB5059092 (OS Build 20348.3566) Out-of-band

April 16, 2025—KB5059092 OS Build 20348.3566 Out-of-band Applies To Windows Server 2022 For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows Server 2022, see its update history page. Be sure to follow...

April 16, 2025—KB5059091 (OS Build 17763.7249) Out-of-band

April 16, 2025—KB5059091 OS Build 17763.7249 Out-of-band Applies To Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Note Support for Windows 10 has ended on October 14, 2025 After October 14, 2025, Microsoft will no longer provide free software updates...

April 16, 2025—KB5059087 (OS Build 26100.3781) Out-of-band

April 16, 2025—KB5059087 OS Build 26100.3781 Out-of-band Applies To Windows Server 2025, all editions For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows Server 2025, see its update history page. Follo...

April 11, 2025—KB5058921 (OS Build 14393.7973) Out-of-band

April 11, 2025—KB5058921 OS Build 14393.7973 Out-of-band Applies To Windows 10, version 1607, all editions Windows Server 2016, 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...

April 11, 2025—KB5058920 (OS Build 20348.3561) Out-of-band

April 11, 2025—KB5058920 OS Build 20348.3561 Out-of-band Applies To Windows Server 2022 For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows Server 2022, see its update history page. Be sure to follow...

April 11, 2025—KB5058919 (OS Builds 22621.5192 and 22631.5192) Out-of-band

April 11, 2025—KB5058919 OS Builds 22621.5192 and 22631.5192 Out-of-band Applies To Windows 11 Enterprise and Education, version 22H2 Windows 11 version 23H2, all editions For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find ...

April 11, 2025—KB5058922 (OS Build 17763.7240) Out-of-band

April 11, 2025—KB5058922 OS Build 17763.7240 Out-of-band Applies To Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Note Support for Windows 10 has ended on October 14, 2025 After October 14, 2025, Microsoft will no longer provide free software updates...

Update 23.18 for Microsoft Dynamics 365 Business Central 2023 Release Wave 2 (Application Build 23.18.32409, Platform Build 23.0.32309)

Update 23.18 for Microsoft Dynamics 365 Business Central 2023 Release Wave 2 Application Build 23.18.32409, Platform Build 23.0.32309 Applies To Dynamics 365 Business Central on-premises 2023 release wave 2, version 23 Overview This update replaces previously released updates. You should always...

Update 25.6 for Microsoft Dynamics 365 Business Central 2024 Release Wave 2 (Application Build 25.6.32556, Platform Build 25.2.32308)

Update 25.6 for Microsoft Dynamics 365 Business Central 2024 Release Wave 2 Application Build 25.6.32556, Platform Build 25.2.32308 Applies To Dynamics 365 Business Central on-premises 2024 release wave 2, version 25 Overview This update replaces previously released updates. You should always...

Update 24.12 for Microsoft Dynamics 365 Business Central 2024 Release Wave 1 (Application Build 24.12.32447, Platform Build 24.0.32305)

Update 24.12 for Microsoft Dynamics 365 Business Central 2024 Release Wave 1 Application Build 24.12.32447, Platform Build 24.0.32305 Applies To Dynamics 365 Business Central on-premises 2024 release wave 1, version 24 Overview This update replaces previously released updates. You should always...

April 8, 2025—KB5055526 (OS Build 20348.3453)

April 8, 2025—KB5055526 OS Build 20348.3453 Applies To Windows Server 2022 For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows Server 2022, see its update history page. Be sure to follow @WindowsUpdate...

April 8, 2025—KB5055523 (OS Build 26100.3775) for Windows

April 8, 2025—KB5055523 OS Build 26100.3775 for Windows Applies To Windows 11 version 24H2, all editions For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows 11, version 24H2, see its update history pag...

April 8, 2025—KB5055521 (OS Build 14393.7969)

April 8, 2025—KB5055521 OS Build 14393.7969 Applies To Windows 10, version 1607, all editions Windows Server 2016, 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 Window...

April 8, 2025—KB5055519 (OS Build 17763.7136) - EXPIRED

April 8, 2025—KB5055519 OS Build 17763.7136 - 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 release...

April 8, 2025—KB5055518 (OS Builds 19044.5737 and 19045.5737) - EXPIRED

April 8, 2025—KB5055518 OS Builds 19044.5737 and 19045.5737 - EXPIRED Applies To Windows 10 Enterprise LTSC 2021 Windows 10 IoT Enterprise LTSC 2021 Windows 10, version 22H2, all editions EXPIRATION NOTICE IMPORTANT As of March 31, 2026, this update is no longer available from the Microsoft Updat...

April 8, 2025—KB5055557 (Monthly Rollup)

April 8, 2025—KB5055557 Monthly Rollup Applies To Windows Server 2012 R2 ESU Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012 R2. For a successful installation, please make sure...

April 9, 2025—KB5055547 (OS Build 10240.20979) - EXPIRED

April 9, 2025—KB5055547 OS Build 10240.20979 - EXPIRED Applies To Windows 10 EXPIRATION NOTICE IMPORTANT As of January 27, 2026, this update is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest version of...

April 8, 2025—KB5055528 (OS Builds 22621.5189 and 22631.5189)

April 8, 2025—KB5055528 OS Builds 22621.5189 and 22631.5189 Applies To Windows 11 Enterprise and Education, version 22H2 Windows 11 version 23H2, all editions For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview o...

April 8, 2025—KB5055527 (OS Build 25398.1551)

April 8, 2025—KB5055527 OS Build 25398.1551 Applies To Windows Server, version 23H2 For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows Server, version 23H2, see its update history page. Change log...

April 8, 2025—KB5055596 (Security-only update)

April 8, 2025—KB5055596 Security-only update Applies To Windows Server 2008 Premium Assurance End of support information Windows Server 2008 Premium Assurance ended on January 13, 2026. Windows Server 2008 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended Security...

April 8, 2025—KB5055581 (Monthly Rollup)

April 8, 2025—KB5055581 Monthly Rollup Applies To Windows Server 2012 ESU Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012. For a successful installation, please make sure all...