.NET June 2021 Updates – 5.0.7 and 3.1.16

Rahul Bhandari (MSFT)

Today, we are releasing the .NET June 2021 Updates. These updates contains reliability and security improvements. See the individual release notes for details on updated packages.

You can download 5.0.7 , 3.1.16 versions for Windows, macOS, and Linux, for x86, x64, Arm32, and Arm64.


Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 5.0 and .NET Core 3.1.
This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.
A denial of service vulnerability exists when ASP.NET Core improperly handles client disconnect.

Visual Studio

See release notes for Visual Studio compatibility for  .NET Core 3.1 and .NET 5.0.


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