diff --git a/.github/actions/package-lock.json b/.github/actions/package-lock.json
index 8faef0f0f..10f442ce2 100644
--- a/.github/actions/package-lock.json
+++ b/.github/actions/package-lock.json
@@ -4019,9 +4019,9 @@
       }
     },
     "node_modules/fast-xml-parser": {
-      "version": "5.5.6",
-      "resolved": "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/fast-xml-parser/-/fast-xml-parser-5.5.6.tgz",
-      "integrity": "sha1-b8YfWuBqVaHwWKvWpPS10+mXLNA=",
+      "version": "5.5.7",
+      "resolved": "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/fast-xml-parser/-/fast-xml-parser-5.5.7.tgz",
+      "integrity": "sha1-4d3IZmLYCEUKGc8vtszJw8mTPF0=",
       "dev": true,
       "funding": [
         {
@@ -4033,7 +4033,7 @@
       "dependencies": {
         "fast-xml-builder": "^1.1.4",
         "path-expression-matcher": "^1.1.3",
-        "strnum": "^2.1.2"
+        "strnum": "^2.2.0"
       },
       "bin": {
         "fxparser": "src/cli/cli.js"
@@ -4118,9 +4118,9 @@
       }
     },
     "node_modules/flatted": {
-      "version": "3.4.1",
-      "resolved": "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/flatted/-/flatted-3.4.1.tgz",
-      "integrity": "sha1-hMzZV5526cwNJGwR2L4L6wGRQ+Y=",
+      "version": "3.4.2",
+      "resolved": "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/flatted/-/flatted-3.4.2.tgz",
+      "integrity": "sha1-9cI8EH8PN96NvfJPE3IrO5jVJyY=",
       "dev": true,
       "license": "ISC"
     },
diff --git a/.github/actions/package.json b/.github/actions/package.json
index 51797750e..847c77094 100644
--- a/.github/actions/package.json
+++ b/.github/actions/package.json
@@ -41,7 +41,7 @@
   },
   "overrides": {
     "serialize-javascript": "^7.0.4",
-    "flatted": "^3.4.1",
-    "fast-xml-parser": "^5.5.6"
+    "flatted": "^3.4.2",
+    "fast-xml-parser": "^5.5.7"
   }
 }
diff --git a/Extension/CHANGELOG.md b/Extension/CHANGELOG.md
index e6edcbad5..4600171ba 100644
--- a/Extension/CHANGELOG.md
+++ b/Extension/CHANGELOG.md
@@ -1,6 +1,6 @@
 # C/C++ for Visual Studio Code Changelog
 
-## Version 1.31.3: March 23, 2026
+## Version 1.31.3: March 24, 2026
 ### Enhancements
 * Add support for `program` in attach debug configurations. [#14046](https://github.com/microsoft/vscode-cpptools/issues/14046)
   * Thanks for the contribution. [@Subham-KRLX (Subham)](https://github.com/Subham-KRLX) [PR #14108](https://github.com/microsoft/vscode-cpptools/pull/14108)
@@ -15,6 +15,8 @@
 * Fix workspace symbol search with `scope::variable` not working after symbols are deleted and then added back. [#14200](https://github.com/microsoft/vscode-cpptools/issues/14200)
 * Fix bugs where a path was checked for existence but not whether it was a file or a folder. [#14257](https://github.com/microsoft/vscode-cpptools/issues/14257)
 * Fix the Call Hierarchy Callers Of progress UI not showing. [#14287](https://github.com/microsoft/vscode-cpptools/issues/14287)
+* Fix an IntelliSense crash when using GCC 16 `span` and `string`. [#14309](https://github.com/microsoft/vscode-cpptools/issues/14309)
+* Fix `_CONTROL_FLOW_GUARD` not being defined when `/guard:cf` is used in MSVC mode. [#14310](https://github.com/microsoft/vscode-cpptools/issues/14310)
 * Add IntelliSense support for `__builtin_is_implicit_lifetime`.
 * Fix three IntelliSense process crashes.
 * Fix some missing translations.
diff --git a/Extension/yarn.lock b/Extension/yarn.lock
index f9954bfba..5ec7cad55 100644
--- a/Extension/yarn.lock
+++ b/Extension/yarn.lock
@@ -3037,9 +3037,9 @@ flat@^5.0.2:
   integrity sha1-jKb+MyBp/6nTJMMnGYxZglnOskE=
 
 flatted@^3.2.9, flatted@^3.4.1:
-  version "3.4.1"
-  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/flatted/-/flatted-3.4.1.tgz#84ccd9579e76e9cc0d246c11d8be0beb019143e6"
-  integrity sha1-hMzZV5526cwNJGwR2L4L6wGRQ+Y=
+  version "3.4.2"
+  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/flatted/-/flatted-3.4.2.tgz#f5c23c107f0f37de8dbdf24f13722b3b98d52726"
+  integrity sha1-9cI8EH8PN96NvfJPE3IrO5jVJyY=
 
 flush-write-stream@^1.0.2:
   version "1.1.1"