CVE-2026-32224 Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

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CVE-2026-26174

CVE-2026-26174 is a race-condition vulnerability in Windows Server Update Services (WSUS) that enables a locally authenticated attacker to achieve elevation of privileges. The issue is described as concurrent execution using a shared resource with improper synchronization. Multiple connected docu...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-59287 — WSUS Unauthenticated RCE Purple team exercis...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-59287 ⚠ This tool is created solely for educatio...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-59287 ⚠ This tool is created solely for education...

Exploit for CVE-2025-59287

In this study, we will examine a critical vulnerability CVE-202...

October 24, 2025—KB5070893 (OS Build 26100.6905) Security Update for Windows Server Update Services

October 24, 2025—KB5070893 OS Build 26100.6905 Security Update for Windows Server Update Services Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates on...

October 24, 2025—KB5070892 (OS Build 20348.4297) Security Update for Windows Server Update Services

October 24, 2025—KB5070892 OS Build 20348.4297 Security Update for Windows Server Update Services Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates on...

KB5058527: Servicing stack update for Windows 10: May 13, 2025

KB5058527: Servicing stack update for Windows 10: May 13, 2025 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 security fixes for Windows 10. Your PC will still work,...

KB5055664: Servicing stack update for Windows 10: April 9, 2025

KB5055664: Servicing stack update for Windows 10: April 9, 2025 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 security fixes for Windows 10. Your PC will still work,...

October 8, 2024-KB5044099 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022

October 8, 2024-KB5044099 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022 Release Date: October 8, 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 Server 2022...

October 8, 2024-KB5044091 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

October 8, 2024-KB5044091 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Release Date: October 8, 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...

October 8, 2024-KB5044033 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 and Windows 11, version 23H2

October 8, 2024-KB5044033 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 and Windows 11, version 23H2 Revised July 8, 2025: Updated 'How to get this update' section. Release Date: October 8, 2024 Version: .NET Framework 3.5 and 4.8.1 The October 8, 2024 update for...

June 11, 2024—KB5039225 (OS Build 10240.20680) - EXPIRED

June 11, 2024—KB5039225 OS Build 10240.20680 - EXPIRED EXPIRATION NOTICEIMPORTANT 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 Windows. --- 12/8/20 For...

July 9, 2024-KB5041019 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

July 9, 2024-KB5041019 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 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...

KB5040570: Servicing stack update for Windows Server 2012: July 9, 2024

KB5040570: Servicing stack update for Windows Server 2012: July 9, 2024 End of support information 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 t...

April 9, 2024-KB5037037 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2

April 9, 2024-KB5037037 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11, version 21H2 Release Date: April 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 11, version 21H2...

April 9, 2024-KB5037033 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022

April 9, 2024-KB5037033 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022 Release Date: April 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 Server 2022. Security...

April 9, 2024-KB5037036 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

April 9, 2024-KB5037036 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 Release Date: April 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 22H2...

KB5037019: Servicing stack update for Windows 10: April 9, 2024

KB5037019: Servicing stack update for Windows 10: April 9, 2024 REMINDER Windows 10, version 1507 reached the end of support EOS on May 9, 2017 for devices running the Pro, Home, Enterprise, Education, and Enterprise LoT editions. After April 9, 2019, these devices are no longer offered servicing...