2026-09 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 (KB5126144)

2026-09 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 KB5126144...

2026-09 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 for x64 (KB5126148)

2026-09 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 for x64 KB5126148...

2026-09 .NET 10.0.12 Security Update for x86 Client (KB5126106)

2026-09 .NET 10.0.12 Security Update for x86 Client KB5126106...

2026-09 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5122876)

2026-09 Cumulative Update for Windows 10 Version 1809 for x86-based Systems KB5122876...

2026-09 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5122878)

2026-09 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems KB5122878...

2026-09 .NET 9.0.20 Security Update for x64 Client (KB5126105)

2026-09 .NET 9.0.20 Security Update for x64 Client KB5126105...

2026-09 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5122878)

2026-09 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems KB5122878...

2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for ARM64 (KB5126145)

2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for ARM64 KB5126145...

2026-09 Dynamic Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5122878)

2026-09 Dynamic Cumulative Update for Windows 10 Version 21H2 for x86-based Systems KB5122878...

2026-09 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5122882)

2026-09 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems KB5122882...

2026-09 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5122878)

2026-09 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems KB5122878...

2026-09 .NET 8.0.31 Security Update for ARM64 Client (KB5126104)

2026-09 .NET 8.0.31 Security Update for ARM64 Client KB5126104...

2026-09 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5122878)

2026-09 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems KB5122878...

2026-09 Dynamic Cumulative Update for Windows 10 Version 21H2 for ARM64-based Systems (KB5122878)

2026-09 Dynamic Cumulative Update for Windows 10 Version 21H2 for ARM64-based Systems KB5122878...

2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 for ARM64 (KB5126146)

2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 for ARM64 KB5126146...

2026-09 .NET 9.0.20 Security Update for ARM64 Client (KB5126105)

2026-09 .NET 9.0.20 Security Update for ARM64 Client KB5126105...

2026-09 .NET 8.0.31 Security Update for x64 Client (KB5126104)

2026-09 .NET 8.0.31 Security Update for x64 Client KB5126104...

2026-09 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 (KB5126145)

2026-09 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 KB5126145...

2026-09 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 (KB5126144)

2026-09 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 KB5126144...

2026-09 Cumulative Update for Windows Server 2022 Datacenter: Azure Edition for x64-based Systems (KB5122882)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...