August 11, 2026-KB5120710 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2

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August 11, 2026-KB5120709 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 and Windows 10 Version 22H2

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August 11, 2026-KB5120714 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows Server 2022

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.NET 8.0 Update - August 11, 2026

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September 8, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 R2 (KB5120695)

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.NET Elevation of Privilege Vulnerability

Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally...

.NET Information Disclosure Vulnerability

Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network...

.NET Information Disclosure Vulnerability

Improper removal of sensitive information before storage or transfer in .NET allows an unauthorized attacker to disclose information over a network...

.NET Elevation of Privilege Vulnerability

Uncaught exception in .NET allows an authorized attacker to elevate privileges locally...

.NET Framework Elevation of Privilege Vulnerability

Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network...

.NET Elevation of Privilege Vulnerability

Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally...

.NET Elevation of Privilege Vulnerability

Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally...

August 11, 2026-KB5120713 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2

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August 11, 2026-KB5120711 Cumulative Update for .NET Framework 4.8.1 for Windows 11, version 26H1

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August 11, 2026-KB5120747 Cumulative Update for .NET Framework 3.5 for Windows 11, version 26H1 (build 28000) and later

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August 11, 2026-KB5120703 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019

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August 11, 2026-KB5120702 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016

None None...

August 11, 2026-Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 (KB5120700)

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August 11, 2026-KB5120708 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 and Microsoft server operating system 24H2

None None...

August 11, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 (KB5120706)

None None...