12042 matches found
May 12, 2026-KB5087066 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019
May 12, 2026-KB5087066 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019 Release Date: May 12, 2026 Version: .NET Framework 3.5 and 4.8 The May 12, 2026 update for Windows 10, version 1809 and Windows Server 2019 includes security and cumulative...
Update 26.12 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 (Application Build 26.12.48244, Platform Build 26.0.48120)
Update 26.12 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 Application Build 26.12.48244, Platform Build 26.0.48120 Overview This update replaces previously released updates. You should always install the latest update.After you install this hotfix, you might have to update your...
KB5091223 - Description of the security update for SQL Server 2025 GDR: May 12, 2026
KB5091223 - Description of the security update for SQL Server 2025 GDR: May 12, 2026 Applies To SQL Server 2025 on Windows all editions, SQL Server 2025 on Linux all editions Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update Mo...
KB5091158 - Description of the security update for SQL Server 2022 GDR: May 12, 2026
KB5091158 - Description of the security update for SQL Server 2022 GDR: May 12, 2026 Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update More information File information Information about protection and security Summary...
May 12, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 (KB5087069)
May 12, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 KB5087069 Applies to: Microsoft .NET Framework 4.8 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 Window...
May 12, 2026—Hotpatch KB5087424 (OS Build 20348.5074)
May 12, 2026—Hotpatch KB5087424 OS Build 20348.5074 This Hotpatch update for Windows Server 2022 KB5087424 includes security improvements. To learn more about differences between security updates, optional non-security preview updates, out-of-band OOB updates, and continuous innovation, see Windo...
May 12, 2026—KB5087470 (Monthly Rollup)
May 12, 2026—KB5087470 Monthly Rollup 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 Subset of endpoints for ESU only are...
Description of the security update for Office 2016: May 12, 2026 (KB5002866)
Description of the security update for Office 2016: May 12, 2026 KB5002866 Summary This security update resolves a Microsoft Office remote code execution vulnerability. To learn more about the vulnerability, see the following security advisories: Microsoft Common Vulnerabilities and Exposures...
Security update 2026-05-12
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May 12, 2026-KB5087064 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 and Windows 10 Version 22H2
May 12, 2026-KB5087064 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 and Windows 10 Version 22H2 Release Date: May 12, 2026 Version: .NET Framework 3.5 and 4.8 The May 12, 2026 update for Windows 10 Version 21H2 and Windows 10 Version 22H2 includes security and...
May 12, 2026-Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 (KB5087063)
May 12, 2026-Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 KB5087063 Applies to: Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2 Important The installation of this Extend...
Description of the security update for Office Online Server: May 12, 2026 (KB5002871)
Description of the security update for Office Online Server: May 12, 2026 KB5002871 Summary This security update resolves Microsoft Excel remote code execution vulnerability and Microsoft Excel Information Disclosure vulnerability. To learn more about the vulnerabilities, see the following securi...
Description of the security update for Excel 2016: May 12, 2026 (KB5002865)
Description of the security update for Excel 2016: May 12, 2026 KB5002865 Summary This security update resolves Microsoft Excel remote code execution vulnerability and Microsoft Excel Information Disclosure vulnerability. To learn more about the vulnerabilities, see the following security...
Description of the security update for Word 2016: May 12, 2026 (KB5002858)
Description of the security update for Word 2016: May 12, 2026 KB5002858 Summary This security update resolves a Microsoft Office remote code execution vulnerability and Microsoft Word Information Disclosure Vulnerability. To learn more about the vulnerabilities, see the following security...
KB5090347 - Description of the security update for SQL Server 2017 GDR: May 12, 2026
KB5090347 - Description of the security update for SQL Server 2017 GDR: May 12, 2026 Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update More information File information Information about protection and security Summary This...
May 12, 2026—KB5087541 (OS Build 25398.2330)
May 12, 2026—KB5087541 OS Build 25398.2330 This cumulative update for Windows Server, version 23H2 KB5087541, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates,...
May 12, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 (KB5087067)
May 12, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 KB5087067 Applies to: Microsoft .NET Framework 4.8 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...
May 12, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 (KB5087048)
May 12, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 KB5087048 Applies to: Microsoft .NET Framework 3.5 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...
May 12, 2026—KB5087545 (OS Build 20348.5139)
May 12, 2026—KB5087545 OS Build 20348.5139 This cumulative update for Windows Server 2022 KB5087545, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates, optional...
May 12, 2026-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 (KB5088861)
May 12, 2026-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 KB5088861 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...
May 12, 2026-KB5088863 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2
May 12, 2026-KB5088863 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Release Date: May 12, 2026 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 Windows 10 Version 22H2...
May 12, 2026-KB5087052 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2
May 12, 2026-KB5087052 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 Release Date: May 12, 2026 Version: .NET Framework 3.5 and 4.8.1 The May 12, 2026 update for Microsoft server operating system, version 23H2 includes security and cumulati...
May 12, 2026-KB5088862 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022
May 12, 2026-KB5088862 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022 Release Date: May 12, 2026 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 Windows Server 2022. Security...
May 12, 2026-KB5087077 Cumulative Update for .NET Framework 3.5 for Windows 11, version 26H1 (build 28000) and later
May 12, 2026-KB5087077 Cumulative Update for .NET Framework 3.5 for Windows 11, version 26H1 build 28000 and later Release Date: May 12, 2026 Version: .NET Framework 3.5 The May 12, 2026 update installs the complete .NET Framework 3.5 product for Windows 11, version 26H1 build version 28000 and...
May 12, 2026-KB5088864 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019
May 12, 2026-KB5088864 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019 Release Date: May 12, 2026 Version: .NET Framework 3.5, 4.7.2 and 4.8 Summary This article describes the security and cumulative update for 3.5, 4.7.2 and 4.8 for...
May 12, 2026-KB5088859 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2
May 12, 2026-KB5088859 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 Release Date: May 12, 2026 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 Windows 10 Version 21H2...
May 12, 2026-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 (KB5088860)
May 12, 2026-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 KB5088860 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...
Hotfix update for Exchange Server Subscription Edition RTM HU6: May 7, 2026 (KB5081755)
Hotfix update for Exchange Server Subscription Edition RTM HU6: May 7, 2026 KB5081755 Hotfix Update HU 6 for Microsoft Exchange Server SE RTM was released on May 7, 2026. It includes fixes for non-security issues, and might introduce new features. These fixes and features will also be included in...
April 30, 2026—KB5083806 (OS Build 28000.1896) Preview
April 30, 2026—KB5083806 OS Build 28000.1896 Preview This non-security update for Windows 11, version 26H1 KB5083806, includes production-quality improvements. To learn more about differences between security updates, optional non-security preview updates, out-of-band OOB updates, and...
April 30, 2026—KB5083631 (OS Builds 26200.8328 and 26100.8328) Preview
April 30, 2026—KB5083631 OS Builds 26200.8328 and 26100.8328 Preview This non-security update for Windows 11, version 25H2 and 24H2 KB5083631, includes production-quality improvements. To learn more about differences between security updates, optional non-security preview updates, out-of-band...
Azure File Sync Agent V22.3 - April 2026
Azure File Sync Agent V22.3 - April 2026 This article describes the improvements and issues that are fixed in the Azure File Sync Agent v22.3 release that is dated April 2026. Additionally, this article contains installation instructions for this release. Improvements and issues that are fixed Sy...
.NET 10.0 Update - April 21, 2026
.NET 10.0 Update - April 21, 2026 .NET 10.0 has been refreshed with the latest update as of April 21, 2026. This update contains security fixes. See the release notes for details about updated packages..NET 10.0 servicing updates are upgrades. The latest servicing update for 10.0 will remove the...
April 19, 2026—KB5091572 (OS Build 14393.9062) Out-of-band
April 19, 2026—KB5091572 OS Build 14393.9062 Out-of-band Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if...
April 19, 2026—KB5091575 (OS Build 20348.5024) Out-of-band
April 19, 2026—KB5091575 OS Build 20348.5024 Out-of-band Announcements and messages This section provides key notifications related to this release, including announcements, change logs, and end-of-support notices. Windows Secure Boot certificate expiration Windows Secure Boot certificate...
April 19, 2026—KB5091573 (OS Build 17763.8647) Out-of-band
April 19, 2026—KB5091573 OS Build 17763.8647 Out-of-band Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if...
April 19, 2026—KB5091571 (OS Build 25398.2276) Out-of-band
April 19, 2026—KB5091571 OS Build 25398.2276 Out-of-band Summary This out-of-band update for Windows Server, version 23H2 KB5091571 is cumulative. It includes fixes and improvements that are part of the following update: April 14, 2026—KB5082060 OS Build 25398.2274 The following is a summary of t...
April 19, 2026—KB5091157 (OS Build 26100.32698) Out-of-band
April 19, 2026—KB5091157 OS Build 26100.32698 Out-of-band This out-of-band OOB update for Windows Server 2025 KB5091157 is a non-security cumulative update. Improvements This out-of-band update contains quality improvements from KB5082063 released April 14, 2026. The following summary outline...
Description of the security update for Excel 2016: April 14, 2026 (KB5002860)
Description of the security update for Excel 2016: April 14, 2026 KB5002860 Summary This security update resolves Microsoft Excel remote code execution vulnerability and Microsoft Excel Information Disclosure vulnerability. To learn more about the vulnerabilitiees, see the following security...
Description of the security update for SharePoint Server 2019: April 14, 2026 (KB5002854)
Description of the security update for SharePoint Server 2019: April 14, 2026 KB5002854 Summary Important: If you're currently running SharePoint Workflow Manager, you must install the SharePoint Workflow Manager KB5002799 to your farm before you install this cumulative update. If you're currentl...
Description of the security update for SharePoint Server Subscription Edition: April 14, 2026 (KB5002853)
Description of the security update for SharePoint Server Subscription Edition: April 14, 2026 KB5002853 Summary Important: If you're currently running SharePoint Workflow Manager, you must install SharePoint Workflow Manager KB5002799 to your farm before you install this cumulative update. If...
KB5084817- Description of the security update for SQL Server 2019 GDR: April 14, 2026
KB5084817- Description of the security update for SQL Server 2019 GDR: April 14, 2026 Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update More information File information Information about protection and security Summary This...
KB5084815 - Description of the security update for SQL Server 2022 GDR: April 14, 2026
KB5084815 - Description of the security update for SQL Server 2022 GDR: April 14, 2026 Summary Known issue in this update Improvements and fixes included in this update How to obtain and install the update More information File information Information about protection and security Summary...
Security update 2026-04-14
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KB5084818 - Description of the security update for SQL Server 2017 CU31: April 14, 2026
KB5084818 - Description of the security update for SQL Server 2017 CU31: April 14, 2026 Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update More information File information Information about protection and security Summary This...
April 14, 2026—KB5082142 (OS Build 20348.5020)
April 14, 2026—KB5082142 OS Build 20348.5020 This cumulative update for Windows Server 2022 KB5082142, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates, optiona...
April 14, 2026—KB5082200 (OS Builds 19045.7184 and 19044.7184)
April 14, 2026—KB5082200 OS Builds 19045.7184 and 19044.7184 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely...
April 14, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 (KB5082398)
April 14, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 KB5082398 Applies to: Microsoft .NET Framework 3.5 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...
April 14, 2026-KB5082414 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019
April 14, 2026-KB5082414 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019 Release Date: April 14, 2026 Version: .NET Framework 3.5 and 4.8 The April 14, 2026 update for Windows 10, version 1809 and Windows Server 2019 includes security and...
April 14, 2026-KB5082419 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 and Windows 10 Version 22H2
April 14, 2026-KB5082419 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 and Windows 10 Version 22H2 Revised April 22, 2026: Revised on April 22nd, 2026 to add the known issue section. Release Date: April 14, 2026 Version: .NET Framework 3.5 and 4.8.1 The April 14,...
April 14, 2026—KB5082060 (OS Build 25398.2274)
April 14, 2026—KB5082060 OS Build 25398.2274 This cumulative update for Windows Server, version 23H2 KB5082060, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates...