October 9, 2018—KB4462917 (OS Build 14393.2551) - EXPIRED

October 9, 2018—KB4462917 OS Build 14393.2551 - EXPIRED EXPIRATION NOTICEIMPORTANT As of March 31, 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 Windows. --- Windows 10,...

January 4, 2018—KB4056896 (Monthly Rollup)

January 4, 2018—KB4056896 Monthly Rollup Improvements and fixes This security update includes improvements and fixes that were a part of update KB4054520released December 12, 2017 and addresses the following issues: Security updates to Windows SMB Server, Windows Kernel, Windows Datacenter...

Microsoft Teams help & learning

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August 8, 2017—KB4034664 (Monthly Rollup)

August 8, 2017—KB4034664 Monthly Rollup Improvements and fixes This security update includes improvements and fixes that were a part of update KB4025340released July 18, 2017 and resolves the following issues: Security updates to Microsoft JET Database Engine, Common Log File System Driver,...

Description of the security update for Office 2010: June 13, 2017

Description of the security update for Office 2010: June 13, 2017 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 Microsoft Office Compatibility Pack Service Pack 3: June 13, 2017

Description of the security update for Microsoft Office Compatibility Pack Service Pack 3: June 13, 2017 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...

May 9, 2017—KB4019215 (Monthly Rollup)

May 9, 2017—KB4019215 Monthly Rollup Improvements and fixes This security update includes improvements and fixes that were a part of update KB4015553 released April 18, 2017 and also resolves the following: Addressed issue where applications that use msado15.dll stop working after installing afte...

MS15-101: Description of the security update for the .NET Framework 3.5 on Windows 8.1 and Windows Server 2012 R2: September 8, 2015

MS15-101: Description of the security update for the .NET Framework 3.5 on Windows 8.1 and Windows Server 2012 R2: September 8, 2015 View products that this article applies to. Summary This update resolves vulnerabilities in the Microsoft .NET Framework that could allow elevation of privilege if ...

MS16-088: Description of the security update for SharePoint Server 2016: July 12, 2016

MS16-088: Description of the security update for SharePoint Server 2016: July 12, 2016 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...

April 9, 2024—KB5036950 (Security-only update)

April 9, 2024—KB5036950 Security-only update Reminder Windows Server 2008 SP2 Extended Security Updates ESU third and final year ended on January 10, 2023. Additionally, Extended Security Updates on Azure only support ended on January 9, 2024. For more information, see Extended Security Updates f...

December 12, 2023—KB5033373 (OS Build 14393.6529) - EXPIRED

December 12, 2023—KB5033373 OS Build 14393.6529 - EXPIRED EXPIRATION NOTICEIMPORTANT As of March 31, 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 Windows. --- 11/19/20 For...

May 9, 2023—KB5026426 (Security-only update)

May 9, 2023—KB5026426 Security-only update IMPORTANT As of January 10, 2023, Microsoft no longer provides security updates or technical support for Windows 7 Service Pack 1 SP1. For customers who need additional time to upgrade and modernize their devices running Windows Server 2008 R2 on Azure, ...

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: February 14, 2023 (KB5002325)

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: February 14, 2023 KB5002325 Summary This security update resolves a Microsoft SharePoint Server elevation of privilege vulnerability and Microsoft Word remote code execution vulnerability. To learn more about...

.NET Core 3.1 Update - August 9, 2022 (KB5016987)

.NET Core 3.1 Update - August 9, 2022 KB5016987 .NET Core 3.1 has been refreshed with the latest update as of August 9, 2022. This update contains security and other non-security fixes. See the release notes for details on updated packages. .NET Core 3.1 servicing updates are upgrades, that is, t...

April 12, 2022—KB5012666 (Security-only update)

April 12, 2022—KB5012666 Security-only update Summary Learn more about this security update, including improvements and fixes, any known issues, and how to get the update. IMPORTANT Windows Server 2012 has reached the end of mainstream support and is now in extended support. Starting in July 2020...

April 12, 2022-KB5012118 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server, version 2016

April 12, 2022-KB5012118 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server, version 2016 Release Date: April 12, 2022 Version: .NET Framework 4.8 Summary Security Improvements This security update addresses an issue where an unauthenticated attacker could...

Description of the security update for Office 2016: September 14, 2021 (KB5002005)

Description of the security update for Office 2016: September 14, 2021 KB5002005 Summary This security update resolves a Microsoft Office graphics remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-38658. Note: T...

September 14, 2021—KB5005607 (Security-only update)

September 14, 2021—KB5005607 Security-only update Summary Learn more about this security update, including improvements and fixes, any known issues, and how to get the update. Important: This release includes the Flash Removal Package. Taking this update will remove Adobe Flash from the device. F...

Description of the security update for Outlook 2010: December 8, 2020

Description of the security update for Outlook 2010: December 8, 2020 Summary This security update resolves Microsoft Outlook information disclosure vulnerabilities. To learn more about these vulnerabilities, see Microsoft Common Vulnerabilities and Exposures CVE-2020-17119. Note To apply this...

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2015 Update 3: September 8, 2020

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2015 Update 3: September 8, 2020 Applies to: All Visual Studio 2015 Update 3 editions except Isolated and Integrated Shells, Build Tools, Remote Tools, and Express for Web Notice In November...

Servicing stack update for Windows Server 2008 SP2: May 12, 2020

Servicing stack update for Windows Server 2008 SP2: May 12, 2020 Applies to Windows Server 2008 for 32-bit Systems Service Pack 2 Windows Server 2008 for 32-bit Systems Service Pack 2 Server Core installation Windows Server 2008 for Itanium-Based Systems Service Pack 2 Windows Server 2008 for...

Security Only Update for .NET Framework 3.0 SP2, 4.5.2, 4.6 for Windows Server 2008 SP2 (KB4507414)

Security Only Update for .NET Framework 3.0 SP2, 4.5.2, 4.6 for Windows Server 2008 SP2 KB4507414 Applies to: Microsoft .NET Framework 3.0 SP2 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Summary A remote code execution vulnerability exists in .NET software when the software fails ...

August 14, 2018—KB4343892 (OS Build 10240.17946)

August 14, 2018—KB4343892 OS Build 10240.17946 Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Provides protections against a new speculative execution side-channel vulnerability known as ...

Security update for Adobe Flash Player: October 17, 2017

Security update for Adobe Flash Player: October 17, 2017 Summary This security update resolves vulnerabilities in Adobe Flash Player that is installed on any supported edition of Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows 10, Windows 10 Version 1511, Windows 10...

MS14-057: Description of the security update for the .NET Framework 3.5 for Windows 8 and Windows Server 2012: October 14, 2014

MS14-057: Description of the security update for the .NET Framework 3.5 for Windows 8 and Windows Server 2012: October 14, 2014 View products that this article applies to. Introduction This security update resolves a security feature bypass vulnerability that could let an attacker bypass the...

KB3194717 - MS16-136: Description of the security update for SQL Server 2016 CU: November 8, 2016

KB3194717 - MS16-136: Description of the security update for SQL Server 2016 CU: November 8, 2016 Summary This update resolves vulnerabilities in Microsoft SQL Server. The most severe vulnerabilities could allow an attacker to gain elevated privileges that might be used to create accounts, or to...

Cumulative update for Windows 10: October 11, 2016

Cumulative update for Windows 10: October 11, 2016 Summary This security update includes improvements and fixes in the functionality of Windows 10. It also resolves the following vulnerabilities in Windows: 3193229 MS16-125: Security update for diagnostics hub: October 11, 2016 3193227 MS16-124:...

MS15-033: Vulnerabilities in Office could allow remote code execution: April 14, 2015

Resolves vulnerabilities in Office that could allow remote code execution if a user opens a specially crafted Office file.SummaryThis security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Microsoft Office file. An...

Security update 1970-01-01

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Azure File Sync Agent v9 Release – December 2019

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.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...

March 11, 2025—Hotpatch KB5053636 (OS Build 26100.3403)

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February 14, 2023—KB5022890 (Monthly Rollup)

February 14, 2023—KB5022890 Monthly Rollup IMPORTANT As of January 10, 2023, Microsoft no longer provides security updates or technical support for Windows Server 2008 SP2. For customers who need additional time to upgrade and modernize their devices running Windows Server 2008 SP2 on Azure, we...

November 8, 2022—KB5019081 (OS Build 20348.1249)

November 8, 2022—KB5019081 OS Build 20348.1249 NEW 11/8/22 IMPORTANT Because of minimal operations during the holidays and the upcoming Western new year, there won’t be a non-security preview release for the month of December 2022. There will be a monthly security release known as a “B” release f...

August 9, 2022—KB5016639 (OS Build 10240.19387) - EXPIRED

August 9, 2022—KB5016639 OS Build 10240.19387 - EXPIRED EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, 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 update. NEW...

September 13, 2022—KB5017328 (OS Build 22000.978)

September 13, 2022—KB5017328 OS Build 22000.978 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 original release, see its update history page.Note Follow @WindowsUpdate to find...

September 13, 2022—KB5017316 (OS Build 20348.1006)

September 13, 2022—KB5017316 OS Build 20348.1006 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 Follow @WindowsUpdate to find out...

November 9, 2021—KB5007207 (OS Build 10240.19119) - EXPIRED

November 9, 2021—KB5007207 OS Build 10240.19119 - EXPIRED EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, 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 update. NEW...

March 9, 2021—KB5000851 (Security-only update)

March 9, 2021—KB5000851 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: For information about the various types of Windows updates, such as critical, security, driver, servic...

Description of the security update for Outlook 2016: October 13, 2020

Description of the security update for Outlook 2016: October 13, 2020 Summary This security update resolves a remote code execution vulnerability that exists in Microsoft Outlook if the software does not correctly handle objects in memory. It also resolves a denial of service vulnerability that...

Security Only Update 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 Server 2012 (KB4570501)

Security Only Update 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 Server 2012 KB4570501 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1 Microsoft .NET Framework 4.6.2...

June 9, 2020—KB4561602 (OS Build 16299.1932)

June 9, 2020—KB4561602 OS Build 16299.1932 IMPORTANT We have been evaluating the public health situation, and we understand the impact this is having on you, our valued customers. To ease one of the many burdens you are currently facing, we have decided to delay the scheduled end of service date...

Description of the security update for SharePoint Server 2013: June 13, 2017

Description of the security update for SharePoint Server 2013: June 13, 2017 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...

Description of the security update for SharePoint Enterprise Server 2016: February 11, 2020

Description of the security update for SharePoint Enterprise Server 2016: February 11, 2020 Summary This security update resolves a cross-site-scripting XSS vulnerability that exists if Microsoft SharePoint Server does not correctly sanitize a specially crafted web request to an affected SharePoi...

October 8, 2019—KB4519985 (Security-only update)

October 8, 2019—KB4519985 Security-only update Improvements and fixes This security update includes quality improvements. Key changes include: Security updates to the Windows Cryptography, Windows Authentication, Windows Kernel, Microsoft JET Database Engine, Internet Information Services, and...

KB4505217 - Description of the security update for SQL Server 2014 SP2 GDR: July 9, 2019

KB4505217 - Description of the security update for SQL Server 2014 SP2 GDR: July 9, 2019 Summary A remote code execution vulnerability exists in Microsoft SQL Server when it incorrectly handles processing of internal functions. An attacker who successfully exploited this vulnerability could execu...

February 12, 2019—KB4483452 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10, version 1809 and Windows Server 2019

February 12, 2019—KB4483452 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10, version 1809 and Windows Server 2019 Release Date: 02/12/2019 Version: .NET Framework 3.5 and 4.7.2 Improvements and fixes This security update resolves vulnerabilities in Microsoft .NET Framework that...

November 13, 2018—KB4467703 (Security-only update)

November 13, 2018—KB4467703 Security-only update Improvements and fixes This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addresses an issue that causes high CPU usage that results in performance...

Security update 2018-07-10

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June 12, 2018—KB4284855 (Monthly Rollup)

June 12, 2018—KB4284855 Monthly Rollup Improvements and fixes This security update includes improvements and fixes that were a part of update KB4103719 released May 17, 2018 and addresses the following issues: Addresses an issue where firmware updates cause devices to go into BitLocker recovery...