Search results

ASP.NET Core 2.3 will reach end of support on April 13, 2027

Announcement

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#529 In aspnet/Announcements;

· wtgodbe opened on Apr 7, 2026

Deprecating ASP.NET WebHooks

Announcement

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#528 In aspnet/Announcements;

· wtgodbe opened on Mar 6, 2026

[Breaking change]: Deprecating WebHostBuilder, IWebHost, and WebHost

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#526 In aspnet/Announcements;

· BrennanConroy opened on Aug 29, 2025

[Breaking change]: Cookie login redirects are disabled for known API endpoints

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#525 In aspnet/Announcements;

· halter73 opened on Aug 1, 2025

[Breaking change]: Exception diagnostics are suppressed when IExceptionHandler.TryHandleAsync returns true

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#524 In aspnet/Announcements;

· JamesNK opened on Jul 28, 2025

[Breaking change]: Obsolete IPNetwork and ForwardedHeadersOptions.KnownNetworks

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#523 In aspnet/Announcements;

· BrennanConroy opened on Jul 24, 2025

[Breaking change]: Razor runtime compilation is obsolete

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#522 In aspnet/Announcements;

· BrennanConroy opened on Jul 24, 2025

[Breaking change]: IncludeOpenAPIAnalyzers property and MVC API analyzers are deprecated

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#521 In aspnet/Announcements;

· captainsafia opened on Jul 23, 2025

[Breaking change]: Deprecation of IActionContextAccessor

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#520 In aspnet/Announcements;

· captainsafia opened on Jul 18, 2025

[Breaking change]: Deprecation of WithOpenApi extension method

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#519 In aspnet/Announcements;

· captainsafia opened on Jul 17, 2025

[Breaking change]: Deprecation of Microsoft.Extensions.ApiDescription.Client package

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#518 In aspnet/Announcements;

· captainsafia opened on Jul 9, 2025

[Breaking change]: Forwarded Headers Middleware Now Ignores X-Forwarded-* Headers from Unknown Proxies

10.0.0

Breaking change

DocumentedThe breaking change has been published to the .NET Core docsThe breaking change has been published to the .NET Core docs

Status: Open.

#517 In aspnet/Announcements;

· BrennanConroy opened on Jul 2, 2025