diff --git a/eng/Versions.props b/eng/Versions.props
index 0dc354210d65..c33d84408a46 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -138,7 +138,7 @@
     <AzureIdentityVersion>1.11.4</AzureIdentityVersion>
     <AngleSharpVersion>0.9.9</AngleSharpVersion>
     <BenchmarkDotNetVersion>0.13.0</BenchmarkDotNetVersion>
-    <CastleCoreVersion>4.2.1</CastleCoreVersion>
+    <CastleCoreVersion>5.2.1</CastleCoreVersion>
     <CommandLineParserVersion>2.3.0</CommandLineParserVersion>
     <FSharpCoreVersion>6.0.0</FSharpCoreVersion>
     <GoogleApiCommonProtosVersion>2.15.0</GoogleApiCommonProtosVersion>
@@ -159,7 +159,7 @@
     <MessagePackAnalyzerVersion>$(MessagePackVersion)</MessagePackAnalyzerVersion>
     <ModelContextProtocolVersion>1.2.0</ModelContextProtocolVersion>
     <ModelContextProtocolAspNetCoreVersion>$(ModelContextProtocolVersion)</ModelContextProtocolAspNetCoreVersion>
-    <MoqVersion>4.10.0</MoqVersion>
+    <MoqVersion>4.20.72</MoqVersion>
     <MonoCecilVersion>0.11.2</MonoCecilVersion>
     <MonoTextTemplatingVersion>2.2.1</MonoTextTemplatingVersion>
     <NewtonsoftJsonBsonVersion>1.0.2</NewtonsoftJsonBsonVersion>
diff --git a/src/Mvc/Mvc.Core/test/ModelBinding/Validation/DefaultObjectValidatorTests.cs b/src/Mvc/Mvc.Core/test/ModelBinding/Validation/DefaultObjectValidatorTests.cs
index f9cc5ea0e7ab..2bf92b4fb7c2 100644
--- a/src/Mvc/Mvc.Core/test/ModelBinding/Validation/DefaultObjectValidatorTests.cs
+++ b/src/Mvc/Mvc.Core/test/ModelBinding/Validation/DefaultObjectValidatorTests.cs
@@ -591,19 +591,10 @@ public void Validate_ComplexType_IValidatableObject_CanUseRequestServices()
 
         var validator = CreateValidator();
 
-        var model = new Mock<IValidatableObject>();
-        model
-            .Setup(x => x.Validate(It.IsAny<ValidationContext>()))
-            .Callback((ValidationContext context) =>
-            {
-                var receivedService = context.GetService<IExampleService>();
-                Assert.Equal(service.Object, receivedService);
-                receivedService.DoSomething();
-            })
-            .Returns(new List<ValidationResult>());
+        var model = new MockedValidatableObject(service.Object);
 
         // Act
-        validator.Validate(actionContext, validationState, prefix: null, model: model.Object);
+        validator.Validate(actionContext, validationState, prefix: null, model: model);
 
         // Assert
         service.Verify();
@@ -1687,4 +1678,20 @@ public DepthObject Instance
             }
         }
     }
+
+    private sealed class MockedValidatableObject : IValidatableObject
+    {
+        private readonly IExampleService _exampleService;
+
+        public MockedValidatableObject(IExampleService exampleService)
+            => _exampleService = exampleService;
+
+        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        {
+            var receivedService = validationContext.GetService<IExampleService>();
+            Assert.Equal(_exampleService, receivedService);
+            receivedService.DoSomething();
+            return new List<ValidationResult>();
+        }
+    }
 }