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ASP.NET Core roadmap for .NET 11
#64787 · danroth27 opened on Dec 16, 2025
[pr-attention-pulse] ASP.NET Core PR Attention Pulse
#69328 · PureWeen opened on Sep 15, 2026

OpenAPI: [Obsolete] on a property leaks deprecated: true into the shared component schema
Bug
dotnet/aspnetcore#69729 · opened on Oct 8, 2026
2
OpenAPI: property-level annotations are emitted inside the oneOf branch for nullable componentized properties
Bug
dotnet/aspnetcore#69727 · opened on Oct 8, 2026
3
OutputCachePolicyBuilder.With re-evaluates its predicate across policy phases
Bug
dotnet/aspnetcore#69720 · opened on Oct 8, 2026
1
Blazor app returns 404 for _framework/dotnet-browser-tools/hot-reload-settings.json after installing 11.0 RTM
Bug
dotnet/aspnetcore#69718 · opened on Oct 8, 2026 · Backlog
3
Form mapping problems still present in 11.0.0-rc.1: file lists in collection items, root IReadOnlyList<IFormFile>, ']' in dictionary keys
Bug
dotnet/aspnetcore#69717 · opened on Oct 8, 2026 · Backlog
1
Http2Connection.ProcessPingFrameAsync should validate PING-ACK payload
dotnet/aspnetcore#69710 · opened on Oct 7, 2026
2
Harden ClientCertificateMode config validation
dotnet/aspnetcore#69707 · opened on Oct 7, 2026
1
IIS in-process: first request can observe empty IServerAddressesFeature.Addresses before startup publishes bindings
Bug
dotnet/aspnetcore#69704 · opened on Oct 7, 2026
1
[Hardening] Cancel pending cookie renewal when principal validation rejects authentication
dotnet/aspnetcore#69701 · opened on Oct 7, 2026
1
[dnceng-bot] Branch aspnetcore/release/8.0 can't be merged to Azdo internal branch
Task
dotnet/aspnetcore#69698 · opened on Oct 7, 2026
1
OpenIdConnectHandler.SignOutAsync should only use a saved ID token issued by its own scheme
dotnet/aspnetcore#69695 · opened on Oct 7, 2026
1
HTTP/1.1 infinite KeepAliveTimeout and RequestHeadersTimeout expire on the next heartbeat due to deadline overflow
Bug
dotnet/aspnetcore#69692 · opened on Oct 7, 2026
1
[WebtoolsE2E][dotnet watch with hot reload] "Exited with error code -1" is displayed when pressing Ctrl+C to stop ASP.NET Core web projects after installing .NET 11 RTM
Bug
dotnet/aspnetcore#69691 · opened on Oct 7, 2026
2
WebApplicationFactory sometimes throws ObjectDisposedException instead of the app's startup exception
Bug
dotnet/aspnetcore#69684 · opened on Oct 6, 2026
2
DBSC: full support for multiple DBSC schemes, including testing and validation
dotnet/aspnetcore#69682 · opened on Oct 6, 2026
1
Backport #67591 to .NET 10: RDG binds a [FromHeader] parameter from the query string when another endpoint has a parameter of the same name and type
dotnet/aspnetcore#69676 · opened on Oct 5, 2026
Request Delegate Generator: handlers that differ only by a parameter's default value share one interceptor, InvalidCastException at startup
Bug
dotnet/aspnetcore#69675 · opened on Oct 5, 2026
4
Default Blazor Web App emits SectionRenderModeMismatch warning for Counter PageTitle
Bug
dotnet/aspnetcore#69673 · opened on Oct 5, 2026 · .NET 12 Planning
Align HttpSys caching with ResponseCaching checks
dotnet/aspnetcore#69671 · opened on Oct 5, 2026
1
Simplify DI-backed rotating server certificate selection in Kestrel
Feature
dotnet/aspnetcore#69666 · opened on Oct 5, 2026
2
MVC1001 analyzer should consider interfaces, not only concrete known attributes
Bug
dotnet/aspnetcore#69664 · opened on Oct 5, 2026
1
Expose request timeout timing information through HttpContext.Features
dotnet/aspnetcore#69663 · opened on Oct 5, 2026
1
[Blazor] Make DefaultComponentPropertyActivator composable
Feature
dotnet/aspnetcore#69657 · opened on Oct 4, 2026 · Backlog
2
WebApplicationFactory.WithWebHostBuilder loses parent Kestrel configuration and CreateClient throws
Bug
dotnet/aspnetcore#69655 · opened on Oct 2, 2026 · 11.0.0
1
PR reviewer (/review): follow-ups from real runs
dotnet/aspnetcore#69654 · opened on Oct 2, 2026
1

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Issues

Issues

OpenAPI: [Obsolete] on a property leaks `deprecated: true` into the shared component schema

OpenAPI: property-level annotations are emitted inside the `oneOf` branch for nullable componentized properties

OutputCachePolicyBuilder.With re-evaluates its predicate across policy phases

Blazor app returns 404 for `_framework/dotnet-browser-tools/hot-reload-settings.json` after installing 11.0 RTM

Form mapping problems still present in 11.0.0-rc.1: file lists in collection items, root IReadOnlyList<IFormFile>, ']' in dictionary keys

`Http2Connection.ProcessPingFrameAsync` should validate PING-ACK payload

Harden ClientCertificateMode config validation

IIS in-process: first request can observe empty IServerAddressesFeature.Addresses before startup publishes bindings

[Hardening] Cancel pending cookie renewal when principal validation rejects authentication

[dnceng-bot] Branch `aspnetcore/release/8.0` can't be merged to Azdo internal branch

OpenIdConnectHandler.SignOutAsync should only use a saved ID token issued by its own scheme

HTTP/1.1 infinite KeepAliveTimeout and RequestHeadersTimeout expire on the next heartbeat due to deadline overflow

[WebtoolsE2E][dotnet watch with hot reload] "Exited with error code -1" is displayed when pressing Ctrl+C to stop ASP.NET Core web projects after installing .NET 11 RTM

WebApplicationFactory sometimes throws ObjectDisposedException instead of the app's startup exception

DBSC: full support for multiple DBSC schemes, including testing and validation

Backport #67591 to .NET 10: RDG binds a [FromHeader] parameter from the query string when another endpoint has a parameter of the same name and type

Request Delegate Generator: handlers that differ only by a parameter's default value share one interceptor, InvalidCastException at startup

Default Blazor Web App emits SectionRenderModeMismatch warning for Counter PageTitle

Align HttpSys caching with ResponseCaching checks

Simplify DI-backed rotating server certificate selection in Kestrel

MVC1001 analyzer should consider interfaces, not only concrete known attributes

Expose request timeout timing information through HttpContext.Features

[Blazor] Make DefaultComponentPropertyActivator composable

WebApplicationFactory.WithWebHostBuilder loses parent Kestrel configuration and CreateClient throws

PR reviewer (/review): follow-ups from real runs