diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index abc0359..4c01926 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -48,7 +48,7 @@ jobs:
           persist-credentials: false
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@cdf488f595d80d6e07e03d4674febd5ab45fa938 # v4.37.9
+        uses: github/codeql-action/init@b96794f015dfd88f77b49b1c93e0fa7110f94c63 # v4.38.0
         with:
           languages: csharp
           # C# no-build analysis keeps this educational-repository scan modest and
@@ -56,7 +56,7 @@ jobs:
           build-mode: none
 
       - name: Perform CodeQL analysis
-        uses: github/codeql-action/analyze@cdf488f595d80d6e07e03d4674febd5ab45fa938 # v4.37.9
+        uses: github/codeql-action/analyze@b96794f015dfd88f77b49b1c93e0fa7110f94c63 # v4.38.0
 
 # CodeQL findings are review signals. A successful scan is not evidence that the
 # repository or any consuming application is secure, compliant, or vulnerability-free.
diff --git a/.github/workflows/openssf-scorecard.yml b/.github/workflows/openssf-scorecard.yml
index b39bd28..7cf51b9 100644
--- a/.github/workflows/openssf-scorecard.yml
+++ b/.github/workflows/openssf-scorecard.yml
@@ -71,6 +71,6 @@ jobs:
       # Upload the results to GitHub's code scanning dashboard (optional).
       # Commenting out will disable upload of results to your repo's Code Scanning dashboard
       - name: "Upload to code-scanning"
-        uses: github/codeql-action/upload-sarif@cdf488f595d80d6e07e03d4674febd5ab45fa938 # v4.37.9
+        uses: github/codeql-action/upload-sarif@b96794f015dfd88f77b49b1c93e0fa7110f94c63 # v4.38.0
         with:
           sarif_file: results.sarif
diff --git a/.github/workflows/owasp-dependency-check.yml b/.github/workflows/owasp-dependency-check.yml
index fe060c7..49705a1 100644
--- a/.github/workflows/owasp-dependency-check.yml
+++ b/.github/workflows/owasp-dependency-check.yml
@@ -80,6 +80,6 @@ jobs:
 
       - name: Upload results to code-scanning
         if: ${{ always() && hashFiles('reports/dependency-check-report.sarif') != '' }}
-        uses: github/codeql-action/upload-sarif@cdf488f595d80d6e07e03d4674febd5ab45fa938 # v4.37.9
+        uses: github/codeql-action/upload-sarif@b96794f015dfd88f77b49b1c93e0fa7110f94c63 # v4.38.0
         with:
           sarif_file: reports/dependency-check-report.sarif
diff --git a/.github/workflows/workflow-security.yml b/.github/workflows/workflow-security.yml
index 5bbfef1..cd9a7e1 100644
--- a/.github/workflows/workflow-security.yml
+++ b/.github/workflows/workflow-security.yml
@@ -36,7 +36,7 @@ jobs:
           persist-credentials: false
 
       - name: Run zizmor
-        uses: zizmorcore/zizmor-action@70fb788f84895a7701f5643d103d587e460b5c99 # v0.6.3
+        uses: zizmorcore/zizmor-action@cc914d7f3750a2d13d75c7f184a1060aa0e9d482 # v0.6.4
         with:
           inputs: .
           online-audits: true