December 10, 2019—KB4530691 (Monthly Rollup)

December 10, 2019—KB4530691 Monthly Rollup Improvements and fixes This security update includes improvements and fixes that were a part of update KB4525242released November 19, 2019 and addresses the following issues: Security updates to Windows Input and Composition, Windows Virtualization,...

July 9, 2019 — KB4506986 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607

July 9, 2019 — KB4506986 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 Applies to: Microsoft .NET Framework 4.8 Summary A remote code execution vulnerability exists in .NET software if the software fails to check the source markup of a file. An Authentication Bypass...

October 10, 2023—KB5031442 (Monthly Rollup)

October 10, 2023—KB5031442 Monthly Rollup REMINDER Windows Server 2012 reached end of support EOS on October 10, 2023. Extended Security Updates ESUs are available for purchase and will continue for three years, renewable on an annual basis, until the final date on October 13, 2026. For more...

Servicing stack update for Windows 10 version 1903: September 10, 2019

Servicing stack update for Windows 10 version 1903: September 10, 2019 Summary This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Key changes include: Addressed an issue in which adding vulnerable boot level components to the Secur...

Cumulative update for Windows 10 Version 1511 and Windows Server 2016 Technical Preview 4: July 12, 2016

Cumulative update for Windows 10 Version 1511 and Windows Server 2016 Technical Preview 4: July 12, 2016 Summary This security update includes improvements and fixes in the functionality of Windows 10 Version 1511 and Windows Server 2016 Technical Preview 4. It also resolves the following...

Description of the security update for Microsoft Visual Studio 2012 Update 5: September 8, 2020

Description of the security update for Microsoft Visual Studio 2012 Update 5: September 8, 2020 Note This security update applies to Visual Studio 2012 Update 5 except for Visual Studio Isolated and Integrated Shells, Build Tools, Remote Tools, and Express for Web. Summary A remote code execution...

Servicing stack update for Windows 8.1, RT 8.1, and Server 2012 R2: July 14, 2020

Servicing stack update for Windows 8.1, RT 8.1, and Server 2012 R2: July 14, 2020 Applies to Windows 8.1 for 32-bit systems Windows 8.1 for x64-based systems Windows RT 8.1 Windows Server 2012 R2 Windows Server 2012 R2 Server Core installation Summary This update makes quality improvements to the...

Description of the security update for Office 2016: April 14, 2020

Description of the security update for Office 2016: April 14, 2020 Summary This security update resolves a remote code execution vulnerability exists if Microsoft Office incorrectly loads arbitrary type libraries. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and...

System Center 2012 Operations Manager SP1 Update Rollup 5

System Center 2012 Operations Manager SP1 Update Rollup 5 Introduction This article describes the issues that are fixed in Update Rollup 5 for Microsoft System Center 2012 Operations Manager Service Pack 1 SP1. Additionally, this article contains the installation instructions for Update Rollup 5...

December 10, 2019—KB4530730 (Security-only update)

December 10, 2019—KB4530730 Security-only update Improvements and fixes This security update includes quality improvements. Key changes include: Security updates to Windows Virtualization, Windows Kernel, Windows Peripherals, and Windows Server. For more information about the resolved security...

May 14, 2019—KB4499158 (Security-only update)

May 14, 2019—KB4499158 Security-only update Improvements and fixes This security update includes quality improvements. Key changes include: Provides protections against a new subclass of speculative execution side-channel vulnerabilities, known as Microarchitectural Data Sampling , for 64-Bit x64...

DST and time zone changes in Windows for Morocco and Volgograd

DST and time zone changes in Windows for Morocco and Volgograd Summary This article describes an update that makes daylight saving time DST and time zone changes in Windows for the Kingdom of Morocco and Volgograd Oblast, Russia. Before you install this update, see the Prerequisites section.This...

Description of the security update for vulnerabilities in Windows Server 2008, Windows Embedded POSReady 2009, and Windows Embedded Standard 2009: May 08, 2018

Description of the security update for vulnerabilities in Windows Server 2008, Windows Embedded POSReady 2009, and Windows Embedded Standard 2009: May 08, 2018 Summary An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory. A remote code...

September 10, 2024—KB5043129 (Monthly Rollup)

September 10, 2024—KB5043129 Monthly Rollup End of support information As of January 10, 2023, Microsoft no longer provides security updates or technical support for Windows 7 Service Pack 1 SP1. We recommend that you upgrade to a supported version of Windows. For more information, see Update tha...

July 9, 2024-KB5041016 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022

July 9, 2024-KB5041016 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022 Revised August 28, 2024: Update breaking change details to known issue section.Revised July 30, 2024: Add breaking change information to known issue section. Release Date: July 9, 2024 Version:...

January 9, 2024-KB5034275 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

January 9, 2024-KB5034275 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Release Date: January 9, 2024 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...

Security and Quality Rollup 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 8.1, RT 8.1, and Windows Server 2012 R2 (KB5009721)

Security and Quality Rollup 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 8.1, RT 8.1, and Windows Server 2012 R2 KB5009721 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1...

June 9, 2020—KB4561616 (OS Build 14393.3750)

June 9, 2020—KB4561616 OS Build 14393.3750 IMPORTANT We have been evaluating the public health situation, and we understand this is impacting our customers. In response to these challenges, we are prioritizing our focus on security updates. Starting in May 2020, we are pausing all optional...

Servicing stack update for Windows 10 version 1709: September 10, 2019

Servicing stack update for Windows 10 version 1709: September 10, 2019 Summary This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Key changes include: Addressed an issue in which adding vulnerable boot level components to the Secur...

Description of the security update for SharePoint Server 2019: April 9, 2019

Description of the security update for SharePoint Server 2019: April 9, 2019 Summary This security update resolves a cross-site–scripting XSS vulnerability that exists when Microsoft SharePoint Server does not correctly sanitize a specially crafted web request that's made to an affected SharePoin...

Description of the security update for SharePoint Server 2019: January 8, 2019

Description of the security update for SharePoint Server 2019: January 8, 2019 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...

MS15-048: Description of the security update for the .NET Framework 3.5 on Windows 8.1 and Windows Server 2012 R2: May 12, 2015

MS15-048: Description of the security update for the .NET Framework 3.5 on Windows 8.1 and Windows Server 2012 R2: May 12, 2015 View products that this article applies to. Introduction This update resolves vulnerabilities in the Microsoft .NET Framework. These vulnerabilities could allow elevatio...

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2013 Update 5: June 13, 2023 (KB5026610)

Description of the security update for the remote code execution vulnerability in Microsoft Visual Studio 2013 Update 5: June 13, 2023 KB5026610 Applies to: All Visual Studio 2013 Update 5 editions except Integrated Shells, Build Tools, and Remote Tools. Summary A remote code execution...

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 8.1 and Windows Server 2012 R2 (KB4556405)

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 8.1 and Windows Server 2012 R2 KB4556405 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...

Servicing stack update for Windows 10 version 1903: September 24, 2019

Servicing stack update for Windows 10 version 1903: September 24, 2019 Summary This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.We strongly recommend you install the latest servicing stack update SSU for your operating system befo...

Description of the security update for SharePoint Foundation 2010: May 14, 2019

Description of the security update for SharePoint Foundation 2010: May 14, 2019 Summary This security update resolves a spoofing vulnerability that exists if Microsoft SharePoint Server does not correctly sanitize a specially crafted web request to an affected SharePoint server. To learn more abo...

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June 13, 2023—KB5027215 (OS Builds 19044.3086 and 19045.3086) - EXPIRED

June 13, 2023—KB5027215 OS Builds 19044.3086 and 19045.3086 - 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. ---...

May 9, 2023—Hotpatch KB5026456 (OS Build 20348.1724)

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KB5012672: Servicing stack update for Windows 8.1, RT 8.1, and Server 2012 R2: April 12, 2022

KB5012672: Servicing stack update for Windows 8.1, RT 8.1, and Server 2012 R2: April 12, 2022 Summary This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates SSU makes sure that you have a robust and reliable...

October 12, 2021—KB5006743 (Monthly Rollup)

October 12, 2021—KB5006743 Monthly Rollup Summary Learn more about this security update, including improvements and fixes, any known issues, and how to get the update. Important: Windows 7 and Windows Server 2008 R2 have reached the end of mainstream support and are now in extended support...

Description of the security update for the information disclosure vulnerability in Visual Studio 2012 Update 5: April 12, 2018

Description of the security update for the information disclosure vulnerability in Visual Studio 2012 Update 5: April 12, 2018 Notice Starting on March 10, 2020, Microsoft Update is now offering this security update to additional versions of the Windows OS. Summary An information disclosure...

Description of the security update for Office 2016: October 11, 2022 (KB5002026)

Description of the security update for Office 2016: October 11, 2022 KB5002026 Summary This security update resolves a Microsoft Office remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2022-38048. Note: To apply thi...

March 10, 2020—KB4540673 (OS Builds 18362.719 and 18363.719) - EXPIRED

March 10, 2020—KB4540673 OS Builds 18362.719 and 18363.719 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, 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...

Security update 2020-03-10

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April 9, 2019—KB4493464 (OS Build 17134.706)

April 9, 2019—KB4493464 OS Build 17134.706 Reminder: March 12th and April 9th will be the last two Delta updates for Windows 10, version 1803. Security and quality updates will continue to be available via the express and full cumulative update packages. For more information on this change please...

Description of the security update for the vulnerability in Windows Server 2008, Windows Embedded POSReady 2009, and Windows Embedded Standard 2009: May 08, 2018

Description of the security update for the vulnerability in Windows Server 2008, Windows Embedded POSReady 2009, and Windows Embedded Standard 2009: May 08, 2018 Summary An elevation of privilege vulnerability and an information disclosure vulnerability exist in Windows when the Win32k component...

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

April 8, 2025—KB5055518 OS Builds 19044.5737 and 19045.5737 - 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. ---...

KB5042749 - Description of the security update for SQL Server 2019 CU28: September 10, 2024

KB5042749 - Description of the security update for SQL Server 2019 CU28: September 10, 2024 Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update How to obtain or download the latest cumulative update package for Linux More...

KB5040948 - Description of the security update for SQL Server 2019 CU27: July 9, 2024

KB5040948 - Description of the security update for SQL Server 2019 CU27: July 9, 2024 Summary Improvements and fixes included in this update How to obtain and install the update How to obtain or download the latest cumulative update package for Linux More information File information Information...

KB5029186 - Description of the security update for SQL Server 2016 SP3 GDR: October 10, 2023

KB5029186 - Description of the security update for SQL Server 2016 SP3 GDR: October 10, 2023 Summary 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 security update contain...

June 14, 2022—KB5014748 (Monthly Rollup)

June 14, 2022—KB5014748 Monthly Rollup Summary Learn more about this cumulative security update, including improvements, any known issues, and how to get the update. IMPORTANT On May 19, 2022, we released an out-of-band OOB update to address an issue that might cause machine certificate...

May 10, 2022—KB5013944 (OS Build 20348.707)

May 10, 2022—KB5013944 OS Build 20348.707 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 when new...

December 14, 2021—KB5008218 (OS Build 17763.2366)

December 14, 2021—KB5008218 OS Build 17763.2366 11/9/2021 IMPORTANT Because of minimal operations during the holidays and the upcoming Western new year, there won’t be a preview release known as a “C” release for the month of December 2021. There will be a monthly security release known as a “B”...

Description of Update Rollup 4 for System Center 2012 Operations Manager Service Pack 1

Description of Update Rollup 4 for System Center 2012 Operations Manager Service Pack 1 Symptoms Issues that Update Rollup 4 fixes are as follows. Operations Manager KB2880799 Issue 1 Windows PowerShell scripts or modules cannot be executed in an AllSigned environment. Symptom You receive the...

December 10, 2019—KB4530714 (OS Build 16299.1565)

December 10, 2019—KB4530714 OS Build 16299.1565 Reminder March 12 and April 9 were the last two Delta updates for Windows 10, version 1709. Security and quality updates will continue to be available via the express and full cumulative update packages. For more information on this change please...

KB4505225 - Description of the security update for SQL Server 2017 CU15: July 9, 2019

KB4505225 - Description of the security update for SQL Server 2017 CU15: 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 execute...

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...

MS13-085: Vulnerabilities in Microsoft Excel could allow remote code execution: October 8, 2013

Describes a security update that addresses vulnerabilities by correcting how Microsoft Excel and other affected Microsoft software validate data when they parse specially crafted Office files.INTRODUCTIONMicrosoft has released security bulletin MS13-085. To view the complete security bulletin, go...

June 10, 2025—KB5060526 (OS Build 20348.3807)

June 10, 2025—KB5060526 OS Build 20348.3807 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 page for Windows Server 2022, Follow @WindowsUpdate to find out when new content is publishe...