diff --git a/src/tests/Common/XUnitWrapperGenerator/XUnitWrapperGenerator.cs b/src/tests/Common/XUnitWrapperGenerator/XUnitWrapperGenerator.cs
index 42f35185e43a28..6ff36425de25b7 100644
--- a/src/tests/Common/XUnitWrapperGenerator/XUnitWrapperGenerator.cs
+++ b/src/tests/Common/XUnitWrapperGenerator/XUnitWrapperGenerator.cs
@@ -843,9 +843,9 @@ private static IEnumerable<ITestInfo> GetTestMethodInfosForMethod(IMethodSymbol
                         continue;
                     }
 
-                    Xunit.TestPlatforms skippedTestPlatforms = Xunit.TestPlatforms.Any;
-                    Xunit.RuntimeConfiguration skippedConfigurations = Xunit.RuntimeConfiguration.Any;
-                    Xunit.RuntimeTestModes skippedTestModes = Xunit.RuntimeTestModes.Any;
+                    Xunit.TestPlatforms skippedTestPlatforms = 0;
+                    Xunit.RuntimeConfiguration skippedConfigurations = 0;
+                    Xunit.RuntimeTestModes skippedTestModes = 0;
 
                     for (int i = 1; i < filterAttribute.ConstructorArguments.Length; i++)
                     {
@@ -871,9 +871,9 @@ void ReadSkippedInformationFromSkipOnCoreClrAttributeArgument(TypedConstant argu
                         }
                     }
 
-                    if (skippedTestModes == Xunit.RuntimeTestModes.Any
-                        && skippedConfigurations == Xunit.RuntimeConfiguration.Any
-                        && skippedTestPlatforms == Xunit.TestPlatforms.Any)
+                    if (skippedTestModes == 0
+                        && skippedConfigurations == 0
+                        && skippedTestPlatforms == 0)
                     {
                         testInfos = FilterForSkippedRuntime(testInfos, (int)Xunit.TestRuntimes.CoreCLR, options);
                     }
diff --git a/src/tests/Interop/COM/ExtensionPoints/ExtensionPoints.cs b/src/tests/Interop/COM/ExtensionPoints/ExtensionPoints.cs
index 33f27f520d342a..0aa4edc382b4e1 100644
--- a/src/tests/Interop/COM/ExtensionPoints/ExtensionPoints.cs
+++ b/src/tests/Interop/COM/ExtensionPoints/ExtensionPoints.cs
@@ -42,6 +42,7 @@ public virtual void PostHeapMinimize() { }
 
     [Fact]
     [Xunit.SkipOnCoreClrAttribute("Depends on marshalled calli", RuntimeTestModes.InterpreterActive)]
+    [ActiveIssue("https://github.com/dotnet/runtime/issues/126567")]
     public static unsafe void Validate_Managed_IMallocSpy()
     {
         Console.WriteLine($"Running {nameof(Validate_Managed_IMallocSpy)}...");
diff --git a/src/tests/JIT/Methodical/tailcall_v4/hijacking.il b/src/tests/JIT/Methodical/tailcall_v4/hijacking.il
index 481f9ea57a49cd..4a5cbf7fb926f5 100644
--- a/src/tests/JIT/Methodical/tailcall_v4/hijacking.il
+++ b/src/tests/JIT/Methodical/tailcall_v4/hijacking.il
@@ -282,6 +282,10 @@
         string('needs triage')
       int32(0x11E) // AnyJitOptimizationStress
     }
+    .custom instance void [Microsoft.DotNet.XUnitExtensions]Xunit.ActiveIssueAttribute::.ctor(string, valuetype [Microsoft.DotNet.XUnitExtensions]Xunit.TestPlatforms) = {
+        string('System.Threading.Thread.ThrowIfMultithreadingIsNotSupported: PlatformNotSupportedException')
+        int32(0x400) // TestPlatforms.Browser
+    }
     .entrypoint
     // Code size       300 (0x12c)
     .maxstack  5