diff --git a/.github/workflows/canary-staging.yml b/.github/workflows/canary-staging.yml
index 25d68a0d..396d53ca 100644
--- a/.github/workflows/canary-staging.yml
+++ b/.github/workflows/canary-staging.yml
@@ -98,7 +98,7 @@ jobs:
       # next deploy window.
       - name: Open issue on failure
         if: failure()
-        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
+        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
         env:
           # Inject the workflow path explicitly — context.workflow is
           # the *name*, not the file path the actions API needs.
@@ -165,7 +165,7 @@ jobs:
 
       - name: Auto-close canary issue on success
         if: success()
-        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
+        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
         with:
           script: |
             const title = '🔴 Canary failing: staging SaaS smoke';
diff --git a/.github/workflows/e2e-staging-sanity.yml b/.github/workflows/e2e-staging-sanity.yml
index 7ffe5ee6..edfa5359 100644
--- a/.github/workflows/e2e-staging-sanity.yml
+++ b/.github/workflows/e2e-staging-sanity.yml
@@ -89,7 +89,7 @@ jobs:
 
       - name: Open issue if safety net is broken
         if: failure()
-        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
+        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
         with:
           script: |
             const title = "🚨 E2E teardown safety net broken";
diff --git a/.github/workflows/railway-pin-audit.yml b/.github/workflows/railway-pin-audit.yml
index 42281117..ff238946 100644
--- a/.github/workflows/railway-pin-audit.yml
+++ b/.github/workflows/railway-pin-audit.yml
@@ -143,7 +143,7 @@ jobs:
 
       - name: Open / update drift issue
         if: failure() && steps.audit.outputs.rc == '1'
-        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
+        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
         env:
           AUDIT_LOG: ${{ steps.audit.outputs.log }}
         with:
@@ -184,7 +184,7 @@ jobs:
         # issue with a confirmation comment so the queue doesn't carry
         # stale ones.
         if: success() && steps.audit.outputs.rc == '0'
-        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
+        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
         with:
           script: |
             const runURL = `https://github.com/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`;