diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dd01c523..a4abc359 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -169,7 +169,7 @@ jobs:
             --json-file-output=snyk-report.json
 
       - name: Upload Snyk SARIF report to GitHub Security tab
-        uses: github/codeql-action/upload-sarif@v3
+        uses: github/codeql-action/upload-sarif@v4
         if: always()
         with:
           sarif_file: snyk.sarif
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 4113b0d0..3235879a 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -35,7 +35,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: javascript-typescript
           # Use the security-extended query suite for broader coverage
@@ -69,7 +69,7 @@ jobs:
           JWT_SECRET: codeql-analysis-placeholder-secret-32chars
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@v4
         with:
           category: "/language:javascript-typescript"
           upload: true
@@ -96,7 +96,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: go
           queries: security-extended,security-and-quality
@@ -126,7 +126,7 @@ jobs:
         continue-on-error: true
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@v4
         with:
           category: "/language:go"
           upload: true
@@ -153,7 +153,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: python
           queries: security-extended,security-and-quality
@@ -179,7 +179,7 @@ jobs:
         continue-on-error: true
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@v4
         with:
           category: "/language:python"
           upload: true
diff --git a/.github/workflows/security-scan.yml b/.github/workflows/security-scan.yml
index bdc4a105..9f24c09a 100644
--- a/.github/workflows/security-scan.yml
+++ b/.github/workflows/security-scan.yml
@@ -55,7 +55,7 @@ jobs:
 
       - name: Upload Trivy scan results
         if: always()
-        uses: github/codeql-action/upload-sarif@v3
+        uses: github/codeql-action/upload-sarif@v4
         with:
           sarif_file: trivy-results.sarif
 
@@ -70,15 +70,15 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: ${{ matrix.language }}
 
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v3
+        uses: github/codeql-action/autobuild@v4
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@v4
 
   secret-scan:
     name: Secret Detection
@@ -117,7 +117,7 @@ jobs:
 
       - name: Upload Checkov results
         if: always()
-        uses: github/codeql-action/upload-sarif@v3
+        uses: github/codeql-action/upload-sarif@v4
         with:
           sarif_file: checkov-results.sarif