diff --git a/.gitignore b/.gitignore
index 8ab96bee..a5d02911 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,6 @@
 
 # Visual Studio debug profile
 **/launchSettings.json
+
+# C# DevKit language server cache
+*.lscache
diff --git a/README.aspnet.md b/README.aspnet.md
index dbb16e05..3ab7508e 100644
--- a/README.aspnet.md
+++ b/README.aspnet.md
@@ -66,10 +66,10 @@ Additionally, .NET Framework 4.8 and 4.8.1 can run apps that were built targetin
 
 Tags | Dockerfile | OS Version
 ---- | ---------- | ----------
-4.8.1-20251014-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/aspnet/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
-4.8.1-20251014-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/aspnet/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
-4.8-20251014-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/aspnet/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
-4.8-20251014-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/aspnet/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
+4.8.1-20260414-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/aspnet/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
+4.8.1-20260414-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/aspnet/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
+4.8-20260414-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/aspnet/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
+4.8-20260414-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/aspnet/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
 
 <!--End of generated tags-->
 
diff --git a/README.runtime.md b/README.runtime.md
index 0bfe4d46..b2e1adbd 100644
--- a/README.runtime.md
+++ b/README.runtime.md
@@ -57,10 +57,10 @@ Additionally, .NET Framework 4.8 and 4.8.1 can run apps that were built targetin
 
 Tags | Dockerfile | OS Version
 ---- | ---------- | ----------
-4.8.1-20251014-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/runtime/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
-4.8.1-20251014-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/runtime/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
-4.8-20251014-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/runtime/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
-4.8-20251014-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/runtime/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
+4.8.1-20260414-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/runtime/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
+4.8.1-20260414-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/runtime/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
+4.8-20260414-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/runtime/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
+4.8-20260414-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/runtime/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
 
 <!--End of generated tags-->
 
diff --git a/README.sdk.md b/README.sdk.md
index 22e8ef2d..adbfbfa8 100644
--- a/README.sdk.md
+++ b/README.sdk.md
@@ -62,10 +62,10 @@ Additionally, .NET Framework 4.8 and 4.8.1 can run apps that were built targetin
 
 Tags | Dockerfile | OS Version
 ---- | ---------- | ----------
-4.8.1-20260310-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/sdk/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
-4.8.1-20260310-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/sdk/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
-4.8-20260310-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/sdk/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
-4.8-20260310-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/sdk/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
+4.8.1-20260414-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/sdk/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
+4.8.1-20260414-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/sdk/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
+4.8-20260414-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/sdk/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
+4.8-20260414-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/sdk/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
 
 <!--End of generated tags-->
 
diff --git a/README.wcf.md b/README.wcf.md
index a63244b5..0166d067 100644
--- a/README.wcf.md
+++ b/README.wcf.md
@@ -70,10 +70,10 @@ Additionally, .NET Framework 4.8 and 4.8.1 can run apps that were built targetin
 
 Tags | Dockerfile | OS Version
 ---- | ---------- | ----------
-4.8.1-20251014-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/wcf/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
-4.8.1-20251014-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/wcf/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
-4.8-20251014-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/wcf/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
-4.8-20251014-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/wcf/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
+4.8.1-20260414-windowsservercore-ltsc2025, 4.8.1-windowsservercore-ltsc2025, 4.8.1 | [Dockerfile](src/wcf/4.8.1/windowsservercore-ltsc2025/Dockerfile) | Windows Server Core 2025
+4.8.1-20260414-windowsservercore-ltsc2022, 4.8.1-windowsservercore-ltsc2022, 4.8.1 | [Dockerfile](src/wcf/4.8.1/windowsservercore-ltsc2022/Dockerfile) | Windows Server Core 2022
+4.8-20260414-windowsservercore-ltsc2019, 4.8-windowsservercore-ltsc2019, 4.8, latest | [Dockerfile](src/wcf/4.8/windowsservercore-ltsc2019/Dockerfile) | Windows Server Core 2019
+4.8-20260414-windowsservercore-ltsc2016, 4.8-windowsservercore-ltsc2016, 4.8, latest | [Dockerfile](src/wcf/4.8/windowsservercore-ltsc2016/Dockerfile) | Windows Server Core 2016
 
 <!--End of generated tags-->
 
diff --git a/eng/update-dependencies/LcuVariableUpdater.cs b/eng/update-dependencies/LcuVariableUpdater.cs
index 481efafe..5e775e90 100644
--- a/eng/update-dependencies/LcuVariableUpdater.cs
+++ b/eng/update-dependencies/LcuVariableUpdater.cs
@@ -89,6 +89,7 @@ private async Task<string> GetKbDownloadUrlAsync(string kb, string windowsVersio
         var tableRowRegex = windowsVersion switch
         {
             "ltsc2022" => Server2022TableRowRegex,
+            "ltsc2025" => Server2025TableRowRegex,
             _ => WindowsServerTableRowRegex
         };
 
@@ -141,4 +142,7 @@ public async ValueTask DisposeAsync()
 
     [GeneratedRegex(@"server.*21H2.*x64", RegexOptions.IgnoreCase, "en-US")]
     private static partial Regex Server2022TableRowRegex { get; }
+
+    [GeneratedRegex(@"24H2.*x64", RegexOptions.IgnoreCase, "en-US")]
+    private static partial Regex Server2025TableRowRegex { get; }
 }
diff --git a/manifest.datestamps.json b/manifest.datestamps.json
index b15022ff..c2096d40 100644
--- a/manifest.datestamps.json
+++ b/manifest.datestamps.json
@@ -1,10 +1,9 @@
 {
   "variables": {
-    "CurrentReleaseDateStamp": "20260310",
-    "PreviousReleaseDateStamp": "20251014",
-    "RuntimeReleaseDateStamp": "$(PreviousReleaseDateStamp)",
-    "AspnetReleaseDateStamp": "$(PreviousReleaseDateStamp)",
-    "WcfReleaseDateStamp": "$(PreviousReleaseDateStamp)",
+    "CurrentReleaseDateStamp": "20260414",
+    "RuntimeReleaseDateStamp": "$(CurrentReleaseDateStamp)",
+    "AspnetReleaseDateStamp": "$(CurrentReleaseDateStamp)",
+    "WcfReleaseDateStamp": "$(CurrentReleaseDateStamp)",
     "SdkReleaseDateStamp": "$(CurrentReleaseDateStamp)",
 
     "4.8-ltsc2016-Runtime-DateStamp": "$(RuntimeReleaseDateStamp)",
diff --git a/manifest.versions.json b/manifest.versions.json
index afb9c5b7..d8ab6656 100644
--- a/manifest.versions.json
+++ b/manifest.versions.json
@@ -1,14 +1,14 @@
 {
   "variables": {
     "4.8-is-security-release": true,
-    "kb|ltsc2016|4.8": "KB5066136",
-    "lcu|ltsc2016|4.8": "https://catalog.s.download.windowsupdate.com/c/msdownload/update/software/secu/2025/09/windows10.0-kb5066136-x64-ndp48_33a9703bab6ff8534a1cc8a590d85b179a24718d.msu",
-    "kb|ltsc2019|4.8": "KB5066137",
-    "lcu|ltsc2019|4.8": "https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2025/09/windows10.0-kb5066137-x64-ndp48_76f67956da4f912c51e0aba2b09e3175709974a4.msu",
-    "kb|ltsc2022|4.8.1": "KB5066134",
-    "lcu|ltsc2022|4.8.1": "https://catalog.s.download.windowsupdate.com/c/msdownload/update/software/secu/2025/09/windows10.0-kb5066134-x64-ndp481_103b0d4cef1c6b42632f1cb043725ded0fce0ed3.msu",
-    "kb|ltsc2025|4.8.1": "KB5066131",
-    "lcu|ltsc2025|4.8.1": "https://catalog.sf.dl.delivery.mp.microsoft.com/filestreamingservice/files/035cd7e9-5769-4168-80e4-d73bc6b746c8/public/windows11.0-kb5066131-x64-ndp481_b2ab1290d276d5cb9c9d03dce5ad2d6e2b66f615.msu",
+    "kb|ltsc2016|4.8": "KB5082411",
+    "lcu|ltsc2016|4.8": "https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2026/03/windows10.0-kb5082411-x64-ndp48_21d9288b9b7c21c1557609b58e6926bcb3ca05b2.msu",
+    "kb|ltsc2019|4.8": "KB5082414",
+    "lcu|ltsc2019|4.8": "https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2026/03/windows10.0-kb5082414-x64-ndp48_6edea76ef38203f73b3af222041187375a209d65.msu",
+    "kb|ltsc2022|4.8.1": "KB5082425",
+    "lcu|ltsc2022|4.8.1": "https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2026/03/windows10.0-kb5082425-x64-ndp481_435f53976e85e367d28583d5e767ad3263e52bf0.msu",
+    "kb|ltsc2025|4.8.1": "KB5082420",
+    "lcu|ltsc2025|4.8.1": "https://catalog.sf.dl.delivery.mp.microsoft.com/filestreamingservice/files/9e7e9e65-f8e1-4c58-895a-03a4e4b27b16/public/windows11.0-kb5082420-x64-ndp481_e669d8241160acba1ade1a111a50a5702f15706e.msu",
     "nuget|version": "7.3.0",
     "referenceassemblies|version": "1.0.3",
     "servicemonitor|version": "2.0.1.10",
diff --git a/src/aspnet/4.8.1/windowsservercore-ltsc2022/Dockerfile b/src/aspnet/4.8.1/windowsservercore-ltsc2022/Dockerfile
index 3ff83a13..fb7bac3c 100644
--- a/src/aspnet/4.8.1/windowsservercore-ltsc2022/Dockerfile
+++ b/src/aspnet/4.8.1/windowsservercore-ltsc2022/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8.1-20251014-windowsservercore-ltsc2022
+FROM $REPO:4.8.1-20260414-windowsservercore-ltsc2022
 
 RUN dism /Online /Quiet /Enable-Feature /All /FeatureName:IIS-WebServerRole /FeatureName:NetFx4Extended-ASPNET45 /FeatureName:IIS-ASPNET45 `
     && dism /Online /Quiet /Disable-Feature /FeatureName:IIS-WebServerManagementTools `
diff --git a/src/aspnet/4.8.1/windowsservercore-ltsc2025/Dockerfile b/src/aspnet/4.8.1/windowsservercore-ltsc2025/Dockerfile
index 27d9a7fd..dcd848d2 100644
--- a/src/aspnet/4.8.1/windowsservercore-ltsc2025/Dockerfile
+++ b/src/aspnet/4.8.1/windowsservercore-ltsc2025/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8.1-20251014-windowsservercore-ltsc2025
+FROM $REPO:4.8.1-20260414-windowsservercore-ltsc2025
 
 RUN dism /Online /Quiet /Enable-Feature /All /FeatureName:IIS-WebServerRole /FeatureName:NetFx4Extended-ASPNET45 /FeatureName:IIS-ASPNET45 `
     && dism /Online /Quiet /Disable-Feature /FeatureName:IIS-WebServerManagementTools `
diff --git a/src/aspnet/4.8/windowsservercore-ltsc2016/Dockerfile b/src/aspnet/4.8/windowsservercore-ltsc2016/Dockerfile
index 8f3a7575..bb8f21ca 100644
--- a/src/aspnet/4.8/windowsservercore-ltsc2016/Dockerfile
+++ b/src/aspnet/4.8/windowsservercore-ltsc2016/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8-20251014-windowsservercore-ltsc2016
+FROM $REPO:4.8-20260414-windowsservercore-ltsc2016
 
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
diff --git a/src/aspnet/4.8/windowsservercore-ltsc2019/Dockerfile b/src/aspnet/4.8/windowsservercore-ltsc2019/Dockerfile
index ae2f0439..31394099 100644
--- a/src/aspnet/4.8/windowsservercore-ltsc2019/Dockerfile
+++ b/src/aspnet/4.8/windowsservercore-ltsc2019/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8-20251014-windowsservercore-ltsc2019
+FROM $REPO:4.8-20260414-windowsservercore-ltsc2019
 
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
diff --git a/src/runtime/4.8.1/windowsservercore-ltsc2022/Dockerfile b/src/runtime/4.8.1/windowsservercore-ltsc2022/Dockerfile
index 6855feb7..5b50c636 100644
--- a/src/runtime/4.8.1/windowsservercore-ltsc2022/Dockerfile
+++ b/src/runtime/4.8.1/windowsservercore-ltsc2022/Dockerfile
@@ -16,11 +16,11 @@ RUN `
     && powershell Remove-Item -Force -Recurse ${Env:TEMP}\* `
     `
     # Apply latest patch
-    && curl -fSLo patch.msu https://catalog.s.download.windowsupdate.com/c/msdownload/update/software/secu/2025/09/windows10.0-kb5066134-x64-ndp481_103b0d4cef1c6b42632f1cb043725ded0fce0ed3.msu `
+    && curl -fSLo patch.msu https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2026/03/windows10.0-kb5082425-x64-ndp481_435f53976e85e367d28583d5e767ad3263e52bf0.msu `
     && mkdir patch `
     && expand patch.msu patch -F:* `
     && del /F /Q patch.msu `
-    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows10.0-KB5066134-x64-ndp481.cab `
+    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows10.0-KB5082425-x64-ndp481.cab `
     && rmdir /S /Q patch `
     `
     # Ngen top of assembly graph to optimize a set of frequently used assemblies
diff --git a/src/runtime/4.8.1/windowsservercore-ltsc2025/Dockerfile b/src/runtime/4.8.1/windowsservercore-ltsc2025/Dockerfile
index 6adda494..9b64513a 100644
--- a/src/runtime/4.8.1/windowsservercore-ltsc2025/Dockerfile
+++ b/src/runtime/4.8.1/windowsservercore-ltsc2025/Dockerfile
@@ -10,11 +10,11 @@ ENV `
 
 RUN `
     # Apply latest patch
-    curl -fSLo patch.msu https://catalog.sf.dl.delivery.mp.microsoft.com/filestreamingservice/files/035cd7e9-5769-4168-80e4-d73bc6b746c8/public/windows11.0-kb5066131-x64-ndp481_b2ab1290d276d5cb9c9d03dce5ad2d6e2b66f615.msu `
+    curl -fSLo patch.msu https://catalog.sf.dl.delivery.mp.microsoft.com/filestreamingservice/files/9e7e9e65-f8e1-4c58-895a-03a4e4b27b16/public/windows11.0-kb5082420-x64-ndp481_e669d8241160acba1ade1a111a50a5702f15706e.msu `
     && mkdir patch `
     && expand patch.msu patch -F:* `
     && del /F /Q patch.msu `
-    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows11.0-KB5066131-x64-ndp481.cab `
+    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows11.0-KB5082420-x64-ndp481.cab `
     && rmdir /S /Q patch `
     `
     # Ngen top of assembly graph to optimize a set of frequently used assemblies
diff --git a/src/runtime/4.8/windowsservercore-ltsc2016/Dockerfile b/src/runtime/4.8/windowsservercore-ltsc2016/Dockerfile
index 05d9cc11..c0ef3c4b 100644
--- a/src/runtime/4.8/windowsservercore-ltsc2016/Dockerfile
+++ b/src/runtime/4.8/windowsservercore-ltsc2016/Dockerfile
@@ -23,12 +23,12 @@ RUN `
         [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; `
         Invoke-WebRequest `
             -UseBasicParsing `
-            -Uri https://catalog.s.download.windowsupdate.com/c/msdownload/update/software/secu/2025/09/windows10.0-kb5066136-x64-ndp48_33a9703bab6ff8534a1cc8a590d85b179a24718d.msu `
+            -Uri https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2026/03/windows10.0-kb5082411-x64-ndp48_21d9288b9b7c21c1557609b58e6926bcb3ca05b2.msu `
             -OutFile patch.msu; `
     && mkdir patch `
     && expand patch.msu patch -F:* `
     && del patch.msu `
-    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows10.0-KB5066136-x64-ndp48.cab `
+    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows10.0-KB5082411-x64-ndp48.cab `
     && rmdir /S /Q patch `
     `
     # ngen .NET Fx
diff --git a/src/runtime/4.8/windowsservercore-ltsc2019/Dockerfile b/src/runtime/4.8/windowsservercore-ltsc2019/Dockerfile
index 8360e712..cf0d3550 100644
--- a/src/runtime/4.8/windowsservercore-ltsc2019/Dockerfile
+++ b/src/runtime/4.8/windowsservercore-ltsc2019/Dockerfile
@@ -15,11 +15,11 @@ RUN `
     && powershell Remove-Item -Force -Recurse ${Env:TEMP}\* `
     `
     # Apply latest patch
-    && curl -fSLo patch.msu https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2025/09/windows10.0-kb5066137-x64-ndp48_76f67956da4f912c51e0aba2b09e3175709974a4.msu `
+    && curl -fSLo patch.msu https://catalog.s.download.windowsupdate.com/d/msdownload/update/software/secu/2026/03/windows10.0-kb5082414-x64-ndp48_6edea76ef38203f73b3af222041187375a209d65.msu `
     && mkdir patch `
     && expand patch.msu patch -F:* `
     && del /F /Q patch.msu `
-    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows10.0-KB5066137-x64-ndp48.cab `
+    && dism /Online /Quiet /Add-Package /PackagePath:C:\patch\windows10.0-KB5082414-x64-ndp48.cab `
     && rmdir /S /Q patch `
     `
     # ngen .NET Fx
diff --git a/src/sdk/4.8.1/windowsservercore-ltsc2022/Dockerfile b/src/sdk/4.8.1/windowsservercore-ltsc2022/Dockerfile
index 458e609f..e67c9701 100644
--- a/src/sdk/4.8.1/windowsservercore-ltsc2022/Dockerfile
+++ b/src/sdk/4.8.1/windowsservercore-ltsc2022/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8.1-20251014-windowsservercore-ltsc2022
+FROM $REPO:4.8.1-20260414-windowsservercore-ltsc2022
 
 ENV `
     # Do not generate certificate
diff --git a/src/sdk/4.8.1/windowsservercore-ltsc2025/Dockerfile b/src/sdk/4.8.1/windowsservercore-ltsc2025/Dockerfile
index bc47f65f..df9de1ad 100644
--- a/src/sdk/4.8.1/windowsservercore-ltsc2025/Dockerfile
+++ b/src/sdk/4.8.1/windowsservercore-ltsc2025/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8.1-20251014-windowsservercore-ltsc2025
+FROM $REPO:4.8.1-20260414-windowsservercore-ltsc2025
 
 ENV `
     # Do not generate certificate
diff --git a/src/sdk/4.8/windowsservercore-ltsc2016/Dockerfile b/src/sdk/4.8/windowsservercore-ltsc2016/Dockerfile
index a40e5a82..7a4811cf 100644
--- a/src/sdk/4.8/windowsservercore-ltsc2016/Dockerfile
+++ b/src/sdk/4.8/windowsservercore-ltsc2016/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8-20251014-windowsservercore-ltsc2016
+FROM $REPO:4.8-20260414-windowsservercore-ltsc2016
 
 # Install NuGet CLI
 ENV NUGET_VERSION=7.3.0
diff --git a/src/sdk/4.8/windowsservercore-ltsc2019/Dockerfile b/src/sdk/4.8/windowsservercore-ltsc2019/Dockerfile
index 218b8e1d..618b97aa 100644
--- a/src/sdk/4.8/windowsservercore-ltsc2019/Dockerfile
+++ b/src/sdk/4.8/windowsservercore-ltsc2019/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/runtime
-FROM $REPO:4.8-20251014-windowsservercore-ltsc2019
+FROM $REPO:4.8-20260414-windowsservercore-ltsc2019
 
 ENV `
     # Do not generate certificate
diff --git a/src/wcf/4.8.1/windowsservercore-ltsc2022/Dockerfile b/src/wcf/4.8.1/windowsservercore-ltsc2022/Dockerfile
index fa9d39ef..3f88b9e4 100644
--- a/src/wcf/4.8.1/windowsservercore-ltsc2022/Dockerfile
+++ b/src/wcf/4.8.1/windowsservercore-ltsc2022/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/aspnet
-FROM $REPO:4.8.1-20251014-windowsservercore-ltsc2022
+FROM $REPO:4.8.1-20260414-windowsservercore-ltsc2022
 
 # Install Windows components required for WCF service hosted on IIS
 RUN dism /Online /Quiet /Enable-Feature /All /FeatureName:WCF-HTTP-Activation45 /FeatureName:WCF-TCP-Activation45 /FeatureName:IIS-WebSockets
diff --git a/src/wcf/4.8.1/windowsservercore-ltsc2025/Dockerfile b/src/wcf/4.8.1/windowsservercore-ltsc2025/Dockerfile
index 95dde4ea..12d44c77 100644
--- a/src/wcf/4.8.1/windowsservercore-ltsc2025/Dockerfile
+++ b/src/wcf/4.8.1/windowsservercore-ltsc2025/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/aspnet
-FROM $REPO:4.8.1-20251014-windowsservercore-ltsc2025
+FROM $REPO:4.8.1-20260414-windowsservercore-ltsc2025
 
 # Install Windows components required for WCF service hosted on IIS
 RUN dism /Online /Quiet /Enable-Feature /All /FeatureName:WCF-HTTP-Activation45 /FeatureName:WCF-TCP-Activation45 /FeatureName:IIS-WebSockets
diff --git a/src/wcf/4.8/windowsservercore-ltsc2016/Dockerfile b/src/wcf/4.8/windowsservercore-ltsc2016/Dockerfile
index adad5cf4..5902c1a3 100644
--- a/src/wcf/4.8/windowsservercore-ltsc2016/Dockerfile
+++ b/src/wcf/4.8/windowsservercore-ltsc2016/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/aspnet
-FROM $REPO:4.8-20251014-windowsservercore-ltsc2016
+FROM $REPO:4.8-20260414-windowsservercore-ltsc2016
 
 # Install Windows components required for WCF service hosted on IIS
 RUN Add-WindowsFeature NET-WCF-TCP-Activation45; `
diff --git a/src/wcf/4.8/windowsservercore-ltsc2019/Dockerfile b/src/wcf/4.8/windowsservercore-ltsc2019/Dockerfile
index beb1b085..99e0429d 100644
--- a/src/wcf/4.8/windowsservercore-ltsc2019/Dockerfile
+++ b/src/wcf/4.8/windowsservercore-ltsc2019/Dockerfile
@@ -1,7 +1,7 @@
 # escape=`
 
 ARG REPO=mcr.microsoft.com/dotnet/framework/aspnet
-FROM $REPO:4.8-20251014-windowsservercore-ltsc2019
+FROM $REPO:4.8-20260414-windowsservercore-ltsc2019
 
 # Install Windows components required for WCF service hosted on IIS
 RUN Add-WindowsFeature NET-WCF-TCP-Activation45; `