runtime
https://github.com/dotnet/runtime
C#
.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.
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- Issues
- [API Proposal]: ValidationAttribute.DescriptionMessage
- Microsoft Security Advisory CVE-2026-69439 | .NET and Visual Studio Elevation of Privilege Vulnerability
- Microsoft Security Advisory CVE-2026-69522 | .NET and Visual Studio Remote Code Execution Vulnerability
- Microsoft Security Advisory CVE-2026-71328 | .NET and Visual Studio Remote Code Execution Vulnerability
- `X509Chain.Build()` returns `true` for a leaf not signed by the pinned root on Android (`CustomRootTrust`)
- JIT: Remove unused promoted loop definitions
- Regex source generator produces CS1027 for conditional modifiers and generic headers
- [ci-scan] Test failure: profiler/runtimeasyncapis crashes with exit 134 under the interpreter
- Console.SetOut can deadlock with writes through a previously captured Console.Out on Unix
- ILVerify does not flag a non-virtual method bound to an interface slot (TypeLoadException at class load)
- Docs
- C# not yet supported