diff --git a/.github/workflows/ossf_scorecard.yml b/.github/workflows/ossf_scorecard.yml
index aaa0935577..fe38a0735d 100644
--- a/.github/workflows/ossf_scorecard.yml
+++ b/.github/workflows/ossf_scorecard.yml
@@ -35,7 +35,7 @@ jobs:
           # repo_token: ${{ secrets.SCORECARD_TOKEN }}  # read-only fine-grained token to read branch protection settings
 
       - name: "Upload results"
-        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
+        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
           name: SARIF file
           path: results.sarif
diff --git a/.github/workflows/publish_layer.yml b/.github/workflows/publish_layer.yml
index 1049892949..3b3979c9f2 100644
--- a/.github/workflows/publish_layer.yml
+++ b/.github/workflows/publish_layer.yml
@@ -45,7 +45,7 @@ jobs:
       - name: Zip output
         run: zip -r cdk.out.zip layers/cdk.out
       - name: Archive CDK artifacts
-        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
+        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
           name: cdk-layer-artifact
           path: cdk.out.zip
diff --git a/.github/workflows/record_pr.yml b/.github/workflows/record_pr.yml
index a3c066a262..d1df6abd50 100644
--- a/.github/workflows/record_pr.yml
+++ b/.github/workflows/record_pr.yml
@@ -53,7 +53,7 @@ jobs:
           script: |
             const script = require('.github/scripts/save_pr_details.js')
             await script({github, context, core})
-      - uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
+      - uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
           name: pr
           path: pr.txt
diff --git a/.github/workflows/reusable_deploy_layer_stack.yml b/.github/workflows/reusable_deploy_layer_stack.yml
index 82281f7483..c72ba9c589 100644
--- a/.github/workflows/reusable_deploy_layer_stack.yml
+++ b/.github/workflows/reusable_deploy_layer_stack.yml
@@ -93,7 +93,7 @@ jobs:
           cat cdk-layer-stack/${{ matrix.region }}-layer-version.txt
       - name: Save Layer ARN artifact
         if: ${{ inputs.stage == 'PROD' }}
-        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
+        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
           name: cdk-layer-stack-${{ matrix.region }}
           path: ./cdk-layer-stack/* # NOTE: upload-artifact does not inherit working-directory setting.
diff --git a/.github/workflows/reusable_publish_docs.yml b/.github/workflows/reusable_publish_docs.yml
index 0e21fe86cd..4edfa2cd6c 100644
--- a/.github/workflows/reusable_publish_docs.yml
+++ b/.github/workflows/reusable_publish_docs.yml
@@ -96,7 +96,7 @@ jobs:
         run: |
           cp -r api site/
       - name: Create Artifact (Site)
-        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
+        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
           name: site
           path: site