Microsoft KB Catalog

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All KBs

KB#Last UpdatedDescription
KB5071812Nov 13, 2025KB5071812 is a Servicing Stack Update for Windows Server 2008 SP2, released to improve the servicing stack's functionality. This update ensures that the system can reliably install future updates. It also addresses the impending Secure Boot certificate expiration starting in…
KB5066793Nov 12, 2025The KB5066793 update is scheduled for release on October 14, 2025, and applies to Windows 11 Enterprise and Education, version 22H2, and Windows 11 version 23H2, all editions. This update includes security fixes and quality improvements. It also addresses the…
KB5066837Nov 12, 2025The KB5066837 update, scheduled for release on October 14, 2025, is an upcoming cumulative update for Windows 10. This update aims to address security vulnerabilities and introduce quality improvements. Notably, it includes changes to enhance security features such as disabling…
KB5066150Nov 12, 2025The October 14, 2025 update for Windows Server 2008 R2 SP1 includes cumulative security and reliability improvements in .NET Framework 3.5.1. This update addresses an information disclosure vulnerability detailed in CVE-2025-55248. It also includes no new Quality and Reliability Improvements.…
KB5067039Nov 12, 2025This update addresses improvements to the Windows recovery environment (WinRE) in Windows 11, version 24H2, Windows 11, version 25H2, and Windows Server 2025. It specifically introduces changes to the Windows Preinstallation Environment (WinPE) to display a message box when an…
KB5066748Nov 12, 2025This update is a security-only update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, and 4.8 for Windows Server 2008 R2 SP1. It addresses a remote code execution vulnerability detailed in CVE-2025-21176. This update is part of the monthly security…
KB5066739Nov 12, 2025The KB5066739 update is a Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, and 4.8 for Windows Server 2008 R2 SP1. It addresses a remote code execution vulnerability detailed in CVE-2025-21176 and includes several quality and…
KB5066138Nov 12, 2025The October 14, 2025 update for Windows Server 2012 includes cumulative security and reliability improvements in .NET Framework 4.8. It addresses an information disclosure vulnerability detailed in CVE-2025-55248. The update is an Extended Security Update (ESU) and is available for…
KB5066873Nov 12, 2025The KB5066873 update is a monthly rollup scheduled for release on October 14, 2025, for Windows Server 2012 R2 Extended Security Updates (ESU). This update includes several improvements and security fixes. Notably, it addresses stability issues observed after installing previous…
KB5066128Nov 12, 2025The October 14, 2025 update for Windows 11, version 25H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. This update is scheduled to be released on October 14, 2025, and is recommended as part of regular…
KB5066743Nov 12, 2025This update, scheduled for October 14, 2025, is a cumulative update for .NET Framework 3.5, 4.8, and 4.8.1 for Windows Server 2022. It includes security improvements to address vulnerabilities and various quality and reliability enhancements.
KB5066131Nov 12, 2025The October 14, 2025 update for Windows 11, version 24H2 and Microsoft server operating system version 24H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. This update is scheduled to be released on October 14, 2025.…
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