diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 4cba23d2b50..078aadacd4e 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -123,19 +123,19 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25626.6">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.26063.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>ab5773ac30dce73227fa1dff6bf1a21eea67cbd0</Sha>
+      <Sha>c85f9aceddaf85296e3efbc463daaa34fef5a375</Sha>
     </Dependency>
     <!-- Intermediate is necessary for source build. -->
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.arcade" Version="9.0.0-beta.25626.6">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.arcade" Version="9.0.0-beta.26063.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>ab5773ac30dce73227fa1dff6bf1a21eea67cbd0</Sha>
+      <Sha>c85f9aceddaf85296e3efbc463daaa34fef5a375</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="9.0.0-beta.25626.6">
+    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="9.0.0-beta.26063.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>ab5773ac30dce73227fa1dff6bf1a21eea67cbd0</Sha>
+      <Sha>c85f9aceddaf85296e3efbc463daaa34fef5a375</Sha>
     </Dependency>
     <Dependency Name="NuGet.Build.Tasks" Version="6.14.0-rc.116">
       <Uri>https://github.com/nuget/nuget.client</Uri>
@@ -150,9 +150,9 @@
       <Sha>46223204b646f96104bac46f9dfa4959da9d86ac</Sha>
       <SourceBuild RepoName="roslyn" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="9.0.0-beta.25626.6">
+    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="9.0.0-beta.26063.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>ab5773ac30dce73227fa1dff6bf1a21eea67cbd0</Sha>
+      <Sha>c85f9aceddaf85296e3efbc463daaa34fef5a375</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index b4aafb3b87e..ae236303520 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -2,7 +2,7 @@
 <!-- Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the MIT license. See License.txt in the project root for full license information. -->
 <Project>
   <PropertyGroup>
-    <VersionPrefix>17.14.42</VersionPrefix>
+    <VersionPrefix>17.14.43</VersionPrefix>
     <DotNetFinalVersionKind>release</DotNetFinalVersionKind>
     <PackageValidationBaselineVersion>17.13.9</PackageValidationBaselineVersion>
     <AssemblyVersion>15.1.0.0</AssemblyVersion>
@@ -72,7 +72,7 @@
          Otherwise, this version of dotnet will not be installed and the build will error out. -->
     <DotNetCliVersion>$([System.Text.RegularExpressions.Regex]::Match($([System.IO.File]::ReadAllText('$(MSBuildThisFileDirectory)..\global.json')), '"dotnet": "([^"]*)"').Groups.get_Item(1))</DotNetCliVersion>
     <MicrosoftCodeAnalysisCollectionsVersion>4.2.0-1.22102.8</MicrosoftCodeAnalysisCollectionsVersion>
-    <MicrosoftDotNetXUnitExtensionsVersion>9.0.0-beta.25626.6</MicrosoftDotNetXUnitExtensionsVersion>
+    <MicrosoftDotNetXUnitExtensionsVersion>9.0.0-beta.26063.2</MicrosoftDotNetXUnitExtensionsVersion>
     <MicrosoftNetCompilersToolsetVersion>4.14.0-3.25157.4</MicrosoftNetCompilersToolsetVersion>
     <NuGetBuildTasksVersion>6.14.0-rc.116</NuGetBuildTasksVersion>
   </PropertyGroup>
diff --git a/eng/common/core-templates/job/publish-build-assets.yml b/eng/common/core-templates/job/publish-build-assets.yml
index 6b5ff28cc70..3cb20fb5041 100644
--- a/eng/common/core-templates/job/publish-build-assets.yml
+++ b/eng/common/core-templates/job/publish-build-assets.yml
@@ -74,7 +74,7 @@ jobs:
     # If it's not devdiv, it's dnceng
     ${{ if ne(variables['System.TeamProject'], 'DevDiv') }}:
       name: NetCore1ESPool-Publishing-Internal
-      image: windows.vs2019.amd64
+      image: windows.vs2022.amd64
       os: windows
   steps:
   - ${{ if eq(parameters.is1ESPipeline, '') }}:
diff --git a/eng/common/core-templates/post-build/post-build.yml b/eng/common/core-templates/post-build/post-build.yml
index 221d1ac6de1..864427d9694 100644
--- a/eng/common/core-templates/post-build/post-build.yml
+++ b/eng/common/core-templates/post-build/post-build.yml
@@ -291,11 +291,11 @@ stages:
         ${{ else }}:
           ${{ if eq(parameters.is1ESPipeline, true) }}:          
             name: NetCore1ESPool-Publishing-Internal
-            image: windows.vs2019.amd64
+            image: windows.vs2022.amd64
             os: windows
           ${{ else }}:
             name: NetCore1ESPool-Publishing-Internal
-            demands: ImageOverride -equals windows.vs2019.amd64          
+            demands: ImageOverride -equals windows.vs2022.amd64          
       steps:
         - template: /eng/common/core-templates/post-build/setup-maestro-vars.yml
           parameters:
diff --git a/eng/common/templates/variables/pool-providers.yml b/eng/common/templates/variables/pool-providers.yml
index e0b19c14a07..18693ea120d 100644
--- a/eng/common/templates/variables/pool-providers.yml
+++ b/eng/common/templates/variables/pool-providers.yml
@@ -23,7 +23,7 @@
 #
 #        pool:
 #           name: $(DncEngInternalBuildPool)
-#           demands: ImageOverride -equals windows.vs2019.amd64
+#           demands: ImageOverride -equals windows.vs2022.amd64
 variables:
   - ${{ if eq(variables['System.TeamProject'], 'internal') }}:
     - template: /eng/common/templates-official/variables/pool-providers.yml
diff --git a/global.json b/global.json
index 331ce6b6f7d..1eb516a34d0 100644
--- a/global.json
+++ b/global.json
@@ -10,6 +10,6 @@
     "xcopy-msbuild": "17.12.0"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25626.6"
+    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.26063.2"
   }
 }
diff --git a/src/Build.UnitTests/ProjectCache/ProjectCacheTests.cs b/src/Build.UnitTests/ProjectCache/ProjectCacheTests.cs
index 449bdf1401d..e0cd9095470 100644
--- a/src/Build.UnitTests/ProjectCache/ProjectCacheTests.cs
+++ b/src/Build.UnitTests/ProjectCache/ProjectCacheTests.cs
@@ -10,12 +10,12 @@
 using System.Text.RegularExpressions;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Build.CommandLine;
 using Microsoft.Build.Construction;
 using Microsoft.Build.Execution;
 using Microsoft.Build.Experimental.ProjectCache;
 using Microsoft.Build.Framework;
 using Microsoft.Build.Graph;
+using Microsoft.Build.Internal;
 using Microsoft.Build.Shared;
 using Microsoft.Build.Unittest;
 using Microsoft.Build.UnitTests;
@@ -24,13 +24,14 @@
 using Shouldly;
 using Xunit;
 using Xunit.Abstractions;
-using Xunit.Sdk;
 using Task = System.Threading.Tasks.Task;
 
 namespace Microsoft.Build.Engine.UnitTests.ProjectCache
 {
     public class ProjectCacheTests : IDisposable
     {
+        private static string s_currentTargetNETFramework = $"net{RunnerUtilities.BootstrapSdkVersion.Split('.')?.FirstOrDefault()}.0";
+
         public ProjectCacheTests(ITestOutputHelper output)
         {
             _output = output;
@@ -47,22 +48,37 @@ public void Dispose()
 
         private const string AssemblyMockCache = nameof(AssemblyMockCache);
 
-        private static readonly Lazy<string> SamplePluginAssemblyPath =
+        private const string Configuration =
+#if DEBUG
+            "Debug";
+#else
+            "Release";
+#endif
+
+        private static readonly string s_currentFramework = GetCurrentFramework();
+
+        private static string GetCurrentFramework() =>
+#if RUNTIME_TYPE_NETCORE
+            s_currentTargetNETFramework;
+#else
+            "net472";
+#endif
+
+        private static readonly string s_samplePluginPath = Path.Combine(
+            BuildEnvironmentHelper.Instance.CurrentMSBuildToolsDirectory,
+            "..",
+            "..",
+            "..",
+            "Samples",
+            "ProjectCachePlugin");
+
+        private static readonly Lazy<string> s_samplePluginAssemblyPath =
             new Lazy<string>(
-                () =>
-                {
-                    return Directory.EnumerateFiles(
-                        Path.GetFullPath(
-                            Path.Combine(
-                                BuildEnvironmentHelper.Instance.CurrentMSBuildToolsDirectory,
-                                "..",
-                                "..",
-                                "..",
-                                "Samples",
-                                "ProjectCachePlugin")),
-                        "ProjectCachePlugin.dll",
-                        SearchOption.AllDirectories).First();
-                });
+                () => Path.Combine(
+                        Path.GetFullPath(s_samplePluginPath),
+                        Configuration,
+                        s_currentFramework,
+                        "ProjectCachePlugin.dll"));
 
         public class GraphCacheResponse
         {
@@ -74,7 +90,7 @@ public class GraphCacheResponse
                 @$"
                     <ItemGroup>
                         <ProjectReferenceTargets Include=`Build` Targets=`Build` />
-                        <{ItemTypeNames.ProjectCachePlugin} Include=`{SamplePluginAssemblyPath.Value}` />
+                        <{ItemTypeNames.ProjectCachePlugin} Include=`{s_samplePluginAssemblyPath.Value}` />
                     </ItemGroup>
 
                     <Target Name=`Build` Returns=`@(ReturnValue)`>
@@ -919,7 +935,7 @@ public void CacheViaBuildParametersCanDiscoverAndLoadPluginFromAssembly()
 
             var buildParameters = new BuildParameters
             {
-                ProjectCacheDescriptor = ProjectCacheDescriptor.FromAssemblyPath(SamplePluginAssemblyPath.Value)
+                ProjectCacheDescriptor = ProjectCacheDescriptor.FromAssemblyPath(s_samplePluginAssemblyPath.Value)
             };
 
             MockLogger logger;
@@ -1029,7 +1045,7 @@ public void MultiplePlugins()
                 },
                 extraContentForAllNodes: @$"
 <ItemGroup>
-   <{ItemTypeNames.ProjectCachePlugin} Include='{SamplePluginAssemblyPath.Value}' />
+   <{ItemTypeNames.ProjectCachePlugin} Include='{s_samplePluginAssemblyPath.Value}' />
 </ItemGroup>
 ");
             var mockCache = new InstanceMockCache();
@@ -1065,7 +1081,7 @@ public void NotAllNodesDefineAPlugin()
                         2,
                         @$"
 <ItemGroup>
-   <{ItemTypeNames.ProjectCachePlugin} Include='{SamplePluginAssemblyPath.Value}' />
+   <{ItemTypeNames.ProjectCachePlugin} Include='{s_samplePluginAssemblyPath.Value}' />
 </ItemGroup>
 "
                     }
@@ -1127,7 +1143,7 @@ public void EngineShouldHandleExceptionsFromCachePluginViaBuildParameters(ErrorL
                     new BuildParameters
                     {
                         UseSynchronousLogging = true,
-                        ProjectCacheDescriptor = ProjectCacheDescriptor.FromAssemblyPath(SamplePluginAssemblyPath.Value)
+                        ProjectCacheDescriptor = ProjectCacheDescriptor.FromAssemblyPath(s_samplePluginAssemblyPath.Value)
                     });
 
                 logger = buildSession.Logger;
@@ -1237,7 +1253,7 @@ public void EngineShouldHandleExceptionsFromCachePluginViaGraphBuild(ErrorLocati
                 },
                 extraContentForAllNodes: @$"
 <ItemGroup>
-    <{ItemTypeNames.ProjectCachePlugin} Include=`{SamplePluginAssemblyPath.Value}` />
+    <{ItemTypeNames.ProjectCachePlugin} Include=`{s_samplePluginAssemblyPath.Value}` />
     <{ItemTypeNames.ProjectReferenceTargets} Include=`Build` Targets=`Build` />
 </ItemGroup>
 <Target Name=`Build`>
@@ -1332,7 +1348,7 @@ public void EndBuildShouldGetCalledOnceWhenItThrowsExceptionsFromGraphBuilds()
                 @$"
                     <Project>
                         <ItemGroup>
-                            <{ItemTypeNames.ProjectCachePlugin} Include=`{SamplePluginAssemblyPath.Value}` />
+                            <{ItemTypeNames.ProjectCachePlugin} Include=`{s_samplePluginAssemblyPath.Value}` />
                         </ItemGroup>
                         <Target Name=`Build`>
                             <Message Text=`Hello EngineShouldHandleExceptionsFromCachePlugin` Importance=`High` />
@@ -1668,10 +1684,10 @@ public void EmbeddedResourcesFileCompileCache()
         {
             var directory = _env.CreateFolder();
             string content = ObjectModelHelpers.CleanupFileContents(
-            """
+            $"""
             <Project Sdk="Microsoft.NET.Sdk">
                 <PropertyGroup>
-                    <TargetFramework>net8.0</TargetFramework>
+                    <TargetFramework>{s_currentTargetNETFramework}</TargetFramework>
                     <OutputType>Exe</OutputType>
                     <OutputPath>bin/</OutputPath>
                 </PropertyGroup>
@@ -1681,7 +1697,8 @@ public void EmbeddedResourcesFileCompileCache()
             </Project>
             """);
             var projectPath = directory.CreateFile("app.csproj", content).Path;
-            directory.CreateFile("Program.cs",
+            directory.CreateFile(
+                "Program.cs",
             """
             using System;
             using System.IO;
@@ -1715,7 +1732,11 @@ static void Main()
             // Build and run the project
             string output = RunnerUtilities.ExecBootstrapedMSBuild($"{projectPath} -restore", out bool success);
             success.ShouldBeTrue(output);
-            output = RunnerUtilities.RunProcessAndGetOutput(Path.Combine(directory.Path, "bin/net8.0/app"), "", out success, false, _output);
+            string bootstrapCorePath = Path.Combine(RunnerUtilities.BootstrapRootPath, "core", NativeMethodsShared.IsWindows ? "dotnet.exe" : "dotnet");
+
+            // Use dotnet exec instead of running the exe directly to ensure using the bootstrap's runtime (which may be newer than the installed one)
+            string appDllPath = Path.Combine(directory.Path, $"bin/{s_currentTargetNETFramework}/app.dll");
+            output = RunnerUtilities.RunProcessAndGetOutput(bootstrapCorePath, $"exec \"{appDllPath}\"", out success, false, _output);
             output.ShouldContain("A=1");
             output.ShouldContain("B=1");
 
@@ -1723,7 +1744,8 @@ static void Main()
             FileUtilities.DeleteNoThrow(file1.Path);
             output = RunnerUtilities.ExecBootstrapedMSBuild($"{projectPath}", out success);
             success.ShouldBeTrue(output);
-            output = RunnerUtilities.RunProcessAndGetOutput(Path.Combine(directory.Path, "bin/net8.0/app"), "", out success, false, _output);
+
+            output = RunnerUtilities.RunProcessAndGetOutput(bootstrapCorePath, $"exec \"{appDllPath}\"", out success, false, _output);
             output.ShouldNotContain("A=1");
             output.ShouldContain("B=1");
         }
diff --git a/src/UnitTests.Shared/BootstrapLocationAttribute.cs b/src/UnitTests.Shared/BootstrapLocationAttribute.cs
index 7dfeb62ce64..3854f1ecf13 100644
--- a/src/UnitTests.Shared/BootstrapLocationAttribute.cs
+++ b/src/UnitTests.Shared/BootstrapLocationAttribute.cs
@@ -6,9 +6,20 @@
 namespace Microsoft.Build.UnitTests.Shared;
 
 [System.AttributeUsage(System.AttributeTargets.Assembly)]
-internal sealed class BootstrapLocationAttribute(string bootstrapMsBuildBinaryLocation, string bootstrapSdkVersion) : System.Attribute
+internal sealed class BootstrapLocationAttribute(string bootstrapRoot, string bootstrapMsBuildBinaryLocation, string bootstrapSdkVersion) : System.Attribute
 {
+    /// <summary>
+    /// Path to the root of the bootstrap MSBuild (in artifacts folder).
+    /// </summary>
+    public string BootstrapRoot { get; } = bootstrapRoot;
+
+    /// <summary>
+    /// Resolves path to MSBuild.exe or MSBuild.dll, depending on the runtime.
+    /// </summary>
     public string BootstrapMsBuildBinaryLocation { get; } = bootstrapMsBuildBinaryLocation;
 
+    /// <summary>
+    /// Returns the version of the SDK used by the bootstrap MSBuild.
+    /// </summary>
     public string BootstrapSdkVersion { get; } = bootstrapSdkVersion;
 }
diff --git a/src/UnitTests.Shared/Microsoft.Build.UnitTests.Shared.csproj b/src/UnitTests.Shared/Microsoft.Build.UnitTests.Shared.csproj
index 320bbc4f596..a17ead42a77 100644
--- a/src/UnitTests.Shared/Microsoft.Build.UnitTests.Shared.csproj
+++ b/src/UnitTests.Shared/Microsoft.Build.UnitTests.Shared.csproj
@@ -40,8 +40,9 @@
 
   <ItemGroup>
     <AssemblyAttribute Include="Microsoft.Build.UnitTests.Shared.BootstrapLocationAttribute">
-      <_Parameter1>$(TestBootstrapBinaryDestination)</_Parameter1>
-      <_Parameter2>$(BootstrapSdkVersion)</_Parameter2>
+      <_Parameter1>$(ArtifactsBinDir)bootstrap</_Parameter1>
+      <_Parameter2>$(TestBootstrapBinaryDestination)</_Parameter2>
+      <_Parameter3>$(BootstrapSdkVersion)</_Parameter3>
     </AssemblyAttribute>
 
     <AssemblyAttribute Include="Microsoft.Build.UnitTests.Shared.ArtifactsLocationAttribute">
diff --git a/src/UnitTests.Shared/RunnerUtilities.cs b/src/UnitTests.Shared/RunnerUtilities.cs
index e0879c00028..e3f632fae10 100644
--- a/src/UnitTests.Shared/RunnerUtilities.cs
+++ b/src/UnitTests.Shared/RunnerUtilities.cs
@@ -20,6 +20,14 @@ public static class RunnerUtilities
 
         public static ArtifactsLocationAttribute ArtifactsLocationAttribute = Assembly.GetExecutingAssembly().GetCustomAttribute<ArtifactsLocationAttribute>()
                                                    ?? throw new InvalidOperationException("This test assembly does not have the ArtifactsLocationAttribute");
+
+        public static string BootstrapRootPath => BootstrapLocationAttribute.BootstrapRoot;
+
+        public static string BootstrapSdkVersion => BootstrapLocationAttribute.BootstrapSdkVersion;
+
+        internal static BootstrapLocationAttribute BootstrapLocationAttribute = Assembly.GetExecutingAssembly().GetCustomAttribute<BootstrapLocationAttribute>()
+                                   ?? throw new InvalidOperationException("This test assembly does not have the BootstrapLocationAttribute");
+
 #if !FEATURE_RUN_EXE_IN_TESTS
         private static readonly string s_dotnetExePath = EnvironmentProvider.GetDotnetExePath();