Hi, @Karun Khanna
Thank you for posting in Microsoft Q&A forum.
Products – Updates for .NET Core will be published under .NET Core 2.1, .NET Core 3.1, and .NET 5.0 products in WSUS. These products are nested under the Developer Tools, Runtimes, and Redistributables top level product.
Classifications – Updates for .NET Core will be published under one of the following classifications based on the contents/payload: Security Updates, Critical Updates, or Updates.
For more details, we may refer to below article:
https://devblogs.microsoft.com/dotnet/net-core-updates-coming-to-microsoft-update/
(This is a third-party link, just for your reference)
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