diff --git a/.github/workflows/housekeeping.yaml b/.github/workflows/housekeeping.yaml
index b624845e..04b12728 100644
--- a/.github/workflows/housekeeping.yaml
+++ b/.github/workflows/housekeeping.yaml
@@ -54,7 +54,7 @@ jobs:
 
     steps:
       - name: Checkout markdown
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
       - name: Link Checker
         uses: lycheeverse/lychee-action@8646ba30535128ac92d33dfc9133794bfdd9b411
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 7f9d9175..40114747 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout markdown
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
       - name: Link Checker
         uses: lycheeverse/lychee-action@8646ba30535128ac92d33dfc9133794bfdd9b411
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout markdown
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
       - name: Lint markdown
         uses: DavidAnson/markdownlint-cli2-action@ded1f9488f68a970bc66ea5619e13e9b52e601cd # v23.2.0
@@ -51,7 +51,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout markdown
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
       - name: Spell check
         uses: rojopolis/spellcheck-github-actions@e3cd8e9aec4587ec73bc0e60745aafd45c37aa2e
diff --git a/.github/workflows/validate-owasp-metadata.yaml b/.github/workflows/validate-owasp-metadata.yaml
index 4851385d..7f73e79c 100644
--- a/.github/workflows/validate-owasp-metadata.yaml
+++ b/.github/workflows/validate-owasp-metadata.yaml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
       - name: Validate metadata file
         uses: owasp/nest-schema/.github/actions/validate@011b47d59567ae7cfd246948c67503ba2f6cc15b