diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 00000000..483c02e3
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,44 @@
+name: CodeQL
+
+# Advanced setup replaces GitHub's default setup, which only scans pull
+# requests into the default branch. This also covers PRs into `next`.
+on:
+  push:
+    branches: [main, next]
+  pull_request:
+    branches: [main, next]
+  schedule:
+    - cron: '0 4 * * 1'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [actions, javascript-typescript]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v7
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v4
+        with:
+          languages: ${{ matrix.language }}
+          build-mode: none
+
+      - name: Perform CodeQL analysis
+        uses: github/codeql-action/analyze@v4
+        with:
+          category: /language:${{ matrix.language }}