diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 4554278c..5b3889a8 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -43,12 +43,12 @@ jobs:
         uses: actions/checkout@v7.0.1
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v4.37.7
+        uses: github/codeql-action/init@v4.37.9
         with:
           languages: ${{ matrix.language }}
           build-mode: ${{ matrix.build-mode }}
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v4.37.7
+        uses: github/codeql-action/analyze@v4.37.9
         with:
           category: "/language:${{ matrix.language }}"
diff --git a/.github/workflows/mvp-smoke.yml b/.github/workflows/mvp-smoke.yml
index 43e30c68..ae209c74 100644
--- a/.github/workflows/mvp-smoke.yml
+++ b/.github/workflows/mvp-smoke.yml
@@ -41,7 +41,7 @@ jobs:
         uses: Swatinem/rust-cache@v2.9.2
 
       - name: Install just
-        uses: taiki-e/install-action@v2.86.4
+        uses: taiki-e/install-action@v2.87.3
         with:
           # Governance R1 requires versioned family-tool pins
           # (just|must|trust|adjust|bust|dust|intend); bare `tool: just`
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index bb10ea65..ff9936cf 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -50,4 +50,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v5.0.0
+        uses: actions/deploy-pages@v5.0.1
diff --git a/.github/workflows/s4-loop.yml b/.github/workflows/s4-loop.yml
index cbf413fd..79a81862 100644
--- a/.github/workflows/s4-loop.yml
+++ b/.github/workflows/s4-loop.yml
@@ -42,7 +42,7 @@ jobs:
       - name: Cache Cargo
         uses: Swatinem/rust-cache@v2.9.2
       - name: Install just
-        uses: taiki-e/install-action@v2.86.4
+        uses: taiki-e/install-action@v2.87.3
         with:
           tool: just@1.51.0
       - name: Install system dependencies
diff --git a/.github/workflows/security-scan.yml b/.github/workflows/security-scan.yml
index dea6bdd6..2951d899 100644
--- a/.github/workflows/security-scan.yml
+++ b/.github/workflows/security-scan.yml
@@ -22,6 +22,6 @@ permissions:
 
 jobs:
   scan:
-    uses: hyperpolymath/panic-attack/.github/workflows/scan-and-report.yml@0d531555f4c04f086f0af58ec34e1bb27145fdbe # main 2026-07-07 (skip dispatch without VERISIMDB_PAT)
+    uses: hyperpolymath/panic-attack/.github/workflows/scan-and-report.yml@2b7202dbd5d545b0fbf79c8d43f80c3d6f4489d0 # main 2026-07-07 (skip dispatch without VERISIMDB_PAT)
     secrets:
       VERISIMDB_PAT: ${{ secrets.VERISIMDB_PAT }}