fb

Author: BrennanConroy

src/Mvc/Mvc.Core/src/ModelBinding/Binders/BodyModelBinder.cs

@@ -8,6 +8,7 @@
 using System.IO;
 using System.Text;
 using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http.Features;
 using Microsoft.AspNetCore.Mvc.Core;
 using Microsoft.AspNetCore.Mvc.Formatters;
 using Microsoft.AspNetCore.Mvc.Infrastructure;
@@ -143,8 +144,9 @@ public async Task BindModelAsync(ModelBindingContext bindingContext)
 
             if (formatter == null)
             {
-                if (AllowEmptyBody && httpContext.Request.ContentLength == 0)
+                if (AllowEmptyBody && httpContext.Features.Get<IHttpRequestBodyDetectionFeature>()?.CanHaveBody == false)
                 {
+                    bindingContext.Result = ModelBindingResult.Success(model: null);
                     return;
                 }