.NET August 2026 Updates

On August 11, 2026, we released .NET 10.0.11, .NET 9.0.19, .NET 8.0.30 updates.

## Release Notes

* [.NET August 2026 security Updates - .NET 10.0.11, .NET 9.0.19, .NET 8.0.30](https://github.com/dotnet/core/issues/10527)
* [.NET 8.0.30 and .NET SDK 8.0.130](https://github.com/dotnet/core/blob/main/release-notes/8.0/8.0.30/8.0.30.md) ([Download](https://dotnet.microsoft.com/download/dotnet-core/8.0))
* [.NET 9.0.19 and .NET SDK 9.0.317](https://github.com/dotnet/core/blob/main/release-notes/9.0/9.0.19/9.0.19.md) ([Download](https://dotnet.microsoft.com/download/dotnet-core/9.0))
* [.NET 10.0.11 and .NET SDK 10.0.303](https://github.com/dotnet/core/blob/main/release-notes/10.0/10.0.11/10.0.11.md) ([Download](https://dotnet.microsoft.com/download/dotnet-core/10.0))

Also announced at [.NET Updates in August 2026](https://devblogs.microsoft.com/dotnet/dotnet-and-dotnet-framework-august-2026-servicing-updates/).

Review the linked .NET 8.0.30, 9.0.19, and 10.0.11 release-note files and the August 2026 blog post first. The issue records the releases but does not identify a code or documentation change to make, so there is no contributor-defined done condition.

Written by the indexing model from the issue text.