February 11, 2025—Hotpatch KB5052106 (OS Build 20348.3148)

February 11, 2025—Hotpatch KB5052106 OS Build 20348.3148 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This security update includes quality improvements. Below is a summary of the key issues that this update addresses when you install this KB. If there are new...

Description of the security update for Office Online Server: February 11, 2025 (KB5002679)

Description of the security update for Office Online Server: February 11, 2025 KB5002679 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:...

February 11, 2025—KB5052016 (Monthly Rollup)

February 11, 2025—KB5052016 Monthly Rollup Applies To Windows Server 2008 R2 Premium Assurance End of support information Note Windows Server 2008 R2 Premium Assurance ends on January 13, 2026. Windows Server 2008 R2 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended...

KB5052108: Servicing stack update for Windows Server 2012 R2: February 11, 2025

KB5052108: Servicing stack update for Windows Server 2012 R2: February 11, 2025 Applies To Windows Server 2012 R2 ESU End of support information Note Windows Server 2012 R2 reached end of support EOS on October 10, 2023. Extended Security Updates ESUs are available for purchase and will continue...

.NET 8.0 Update - February 11, 2025 (KB5052978)

.NET 8.0 Update - February 11, 2025 KB5052978 NET 8.0 has been refreshed with the latest update as of February 11, 2025. This update contains non-security fixes. See the release notes for details on updated packages. .NET 8.0 servicing updates are upgrades. The latest servicing update for 8.0 wil...

KB5052109: Servicing stack update for Windows Server 2012: February 11, 2025

KB5052109: Servicing stack update for Windows Server 2012: February 11, 2025 Applies To Windows Server 2012 ESU End of support information Note 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...

Azure File Sync Agent v20 Release – February 2025

Azure File Sync Agent v20 Release – February 2025 This article describes the improvements and issues that are fixed in the Azure File Sync Agent v20 release that is dated February 2025. Additionally, this article contains installation instructions for this release. Improvements and issues that ar...

KB5052423: Servicing stack update for Windows 10: February 11, 2025

KB5052423: Servicing stack update for Windows 10: February 11, 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...

.NET 9.0 Update - February 11, 2025 (KB5052979)

.NET 9.0 Update - February 11, 2025 KB5052979 NET 9.0 has been refreshed with the latest update as of February 11, 2025. This update contains non-security fixes. See the release notes for details on updated packages. .NET 9.0 servicing updates are upgrades. The latest servicing update for 9.0 wil...

January 29, 2025—KB5050092 (OS Builds 22621.4830 and 22631.4830) Preview

January 29, 2025—KB5050092 OS Builds 22621.4830 and 22631.4830 Preview Applies To Windows 11 Enterprise and Education, version 22H2 Windows 11 version 23H2, all editions Note For information about Windows update terminology, see the article about the types of Windows updates and the monthly quali...

January 28, 2025-KB5050593 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

January 28, 2025-KB5050593 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Applies To .NET Note Release Date: January 28, 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 fo...

January 28, 2025—KB5050094 (OS Build 26100.3037) Preview

January 28, 2025—KB5050094 OS Build 26100.3037 Preview Applies To Windows 11 version 24H2, all editions Note or 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 24H2, see i...

January 28, 2025—KB5050081 (OS Build 19045.5440) Preview

January 28, 2025—KB5050081 OS Build 19045.5440 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...

January 28, 2025-KB5050577 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2

January 28, 2025-KB5050577 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 Applies To .NET Note Release Date: January 28, 2025 Version: .NET Framework 3.5 and 4.8.1 The January 28, 2025 update for Windows 11, version 24H2 includes cumulative reliability improvement...

January 18, 2025—KB5052819 (OS Build 20348.3095) Out-of-band

January 18, 2025—KB5052819 OS Build 20348.3095 Out-of-band Applies To Windows Server 2022 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 Server 2022, see its update history...

January 14, 2025—KB5050021 (OS Builds 22621.4751 and 22631.4751)

January 14, 2025—KB5050021 OS Builds 22621.4751 and 22631.4751 Applies To Windows 11 Enterprise and Education, version 22H2 Windows 11 version 23H2, all editions Note For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality updat...

January 14, 2025—KB5049981 (OS Builds 19044.5371 and 19045.5371) - EXPIRED

January 14, 2025—KB5049981 OS Builds 19044.5371 and 19045.5371 - 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...

January 14, 2025—KB5050009 (OS Build 26100.2894) for Windows

January 14, 2025—KB5050009 OS Build 26100.2894 for Windows Applies To Windows 11 version 24H2, 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 24H2,...

Description of the security update for SharePoint Server Subscription Edition: January 14, 2025 (KB5002676)

Description of the security update for SharePoint Server Subscription Edition: January 14, 2025 KB5002676 Applies To SharePoint Server Subscription Edition Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server...

Description of the security update for Office 2016: January 14, 2025 (KB5002675)

Description of the security update for Office 2016: January 14, 2025 KB5002675 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 security featur...

Description of the security update for Excel 2016: January 14, 2025 (KB5002673)

Description of the security update for Excel 2016: January 14, 2025 KB5002673 Applies To Excel 2016 Summary This security update resolves a Microsoft Excel remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2025-21362...

Description of the security update for SharePoint Server 2019 Language Pack: January 14, 2025 (KB5002667)

Description of the security update for SharePoint Server 2019 Language Pack: January 14, 2025 KB5002667 Applies To SharePoint Server 2019 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server spoofing vulnerability...

Description of the security update for SharePoint Server 2019: January 14, 2025 (KB5002666)

Description of the security update for SharePoint Server 2019: January 14, 2025 KB5002666 Applies To SharePoint Server 2019 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server spoofing vulnerability. To learn more...

.NET 8.0 Update - January 14, 2025 (KB5050525)

.NET 8.0 Update - January 14, 2025 KB5050525 NET 8.0 has been refreshed with the latest update as of January 14, 2025. This update contains both security and non-security fixes. See the release notes for details on updated packages. .NET 8.0 servicing updates are upgrades. The latest servicing...

January 14, 2025-Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 SP2 (KB5050181)

January 14, 2025-Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 SP2 KB5050181 Applies To .NET Note Applies to: Microsoft .NET Framework 4.6.2 Summary Note Note Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this...

January 14, 2025-KB5050416 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2

January 14, 2025-KB5050416 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 Applies To .NET Note Release Date: January 14, 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 fo...

KB5049994: Cumulative security update for Internet Explorer: January 14, 2025

KB5049994: Cumulative security update for Internet Explorer: January 14, 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 th...

January 14, 2025—KB5049983 (OS Build 20348.3091)

January 14, 2025—KB5049983 OS Build 20348.3091 Applies To Windows Server 2022 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 Server 2022, see its update history page. Note...

January 14, 2025—KB5050013 (OS Build 10240.20890) - EXPIRED

January 14, 2025—KB5050013 OS Build 10240.20890 - 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...

January 14, 2025—KB5050048 (Monthly Rollup)

January 14, 2025—KB5050048 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...

January 14, 2025—KB5050049 (Monthly Rollup)

January 14, 2025—KB5050049 Monthly Rollup Applies To Windows Server 2008 R2 Premium Assurance End of support information Note Windows Server 2008 R2 Premium Assurance ends on January 13, 2026. Windows Server 2008 R2 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended...

January 14, 2025—KB5050061 (Security-only update)

January 14, 2025—KB5050061 Security-only update Applies To Windows Server 2008 Premium Assurance End of support information Note Windows Server 2008 Premium Assurance ends on January 13, 2026. Windows Server 2008 SP2 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended...

January 14, 2025—KB5050004 (Monthly Rollup)

January 14, 2025—KB5050004 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 al...

February 4, 2025, update for Access 2016 (KB5002688)

February 4, 2025, update for Access 2016 KB5002688 Applies To Access 2016 This article describes update 5002688 for Microsoft Access 2016 that was released on February 4, 2025. Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer .msi-based edition of Offic...

Description of the security update for Office 2016: January 14, 2025 (KB5002595)

Description of the security update for Office 2016: January 14, 2025 KB5002595 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 featur...

Description of the security update for the remote code execution vulnerability in Visual Studio 2015 Update 3: February 11, 2025 (KB5049688)

Description of the security update for the remote code execution vulnerability in Visual Studio 2015 Update 3: February 11, 2025 KB5049688 Note Applies to: All Visual Studio 2015 Update 3 editions except Integrated Shell and Build Tools. Summary A remote code execution vulnerability exists in...

January 14, 2025-KB5049614 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016

January 14, 2025-KB5049614 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016 Applies To .NET Note Release Date: January 14, 2025 Version: .NET Framework 4.8 The January 14, 2025 update for Windows 10, version 1607 and Windows Server 2016 includes securi...

January 14, 2025-KB5049620 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2

January 14, 2025-KB5049620 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 Applies To .NET Note Release Date: January 14, 2025 Version: .NET Framework 3.5 and 4.8.1 The January 14, 2025 update for Microsoft server operating system, version 23...

January 14, 2025-Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 SP1 (KB5050183)

January 14, 2025-Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 SP1 KB5050183 Applies To .NET Note Applies to: Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1...

January 14, 2025-Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 SP1 (KB5050180)

January 14, 2025-Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 SP1 KB5050180 Applies To .NET Note Applies to: Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microso...

January 14, 2025-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 (KB5050184)

January 14, 2025-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 KB5050184 Applies To .NET Note 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...

January 14, 2025—KB5049984 (OS Build 25398.1369)

January 14, 2025—KB5049984 OS Build 25398.1369 Applies To Windows Server, version 23H2 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 Server, version 23H2, see its update...

January 14, 2025—KB5050063 (Monthly Rollup)

January 14, 2025—KB5050063 Monthly Rollup Applies To Windows Server 2008 Premium Assurance End of support information Note Windows Server 2008 Premium Assurance ends on January 13, 2026. Windows Server 2008 SP2 Extended Security Updates ESU ended on January 10, 2023. Additionally, Extended Securi...

January 14, 2025—KB5050008 (OS Build 17763.6775)

January 14, 2025—KB5050008 OS Build 17763.6775 Applies To Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Note 11/17/20 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update...

Description of the security update for Office Online Server: January 14, 2025 (KB5002677)

Description of the security update for Office Online Server: January 14, 2025 KB5002677 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:...

Description of the security update for SharePoint Enterprise Server 2016: January 14, 2025 (KB5002672)

Description of the security update for SharePoint Enterprise Server 2016: January 14, 2025 KB5002672 Applies To SharePoint Server 2016 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server spoofing vulnerability. To...

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: January 14, 2025 (KB5002671)

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: January 14, 2025 KB5002671 Applies To SharePoint Server 2016 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and Microsoft SharePoint Server spoofing...

Description of the security update for Access 2016: January 14, 2025 (KB5002670)

Description of the security update for Access 2016: January 14, 2025 KB5002670 Applies To Access 2016 Summary This security update resolves a Microsoft Access remote code execution vulnerability. To learn more about the vulnerability, see the following security advisories: Microsoft Common...

Description of the security update for Outlook 2016: January 14, 2025 (KB5002656)

Description of the security update for Outlook 2016: January 14, 2025 KB5002656 Applies To Outlook 2016 Summary This security update resolves a Microsoft Outlook remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures...

January 14, 2025—KB5049993 (OS Build 14393.7699)

January 14, 2025—KB5049993 OS Build 14393.7699 Applies To Windows 10, version 1607, all editions Windows Server 2016, all editions Note 11/19/20 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overvi...