diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 10ca752a5e..5166517cbe 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/conda.yml b/.github/workflows/conda.yml
index ec753adace..6103e30ae6 100644
--- a/.github/workflows/conda.yml
+++ b/.github/workflows/conda.yml
@@ -32,7 +32,7 @@ jobs:
         minimum-size: 8GB
         maximum-size: 16GB
         disk-root: "D:"
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Clean up disk space
       run: |
         find /opt/hostedtoolcache/* -maxdepth 0 ! -name 'Python' -exec rm -rf {} \;
diff --git a/.github/workflows/cron-ngc-bundle.yml b/.github/workflows/cron-ngc-bundle.yml
index c9bebc7bff..3bdebd5730 100644
--- a/.github/workflows/cron-ngc-bundle.yml
+++ b/.github/workflows/cron-ngc-bundle.yml
@@ -17,7 +17,7 @@ jobs:
     if: github.repository == 'Project-MONAI/MONAI'
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
diff --git a/.github/workflows/cron.yml b/.github/workflows/cron.yml
index f33faf8c1a..dca48dd9c8 100644
--- a/.github/workflows/cron.yml
+++ b/.github/workflows/cron.yml
@@ -32,7 +32,7 @@ jobs:
       options: "--gpus all"
     runs-on: [self-hosted, linux, x64, common]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: apt install
       run: |
         apt-get update
@@ -82,7 +82,7 @@ jobs:
       options: "--gpus all"
     runs-on: [self-hosted, linux, x64, integration]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Install APT dependencies
       run: |
         apt-get update
@@ -131,7 +131,7 @@ jobs:
       options: "--gpus all"
     runs-on: [self-hosted, linux, x64, integration]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install the dependencies
@@ -233,7 +233,7 @@ jobs:
       options: "--gpus all --ipc=host"
     runs-on: [self-hosted, linux, x64, integration]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Install MONAI
       id: monai-install
       run: |
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 4741dca858..25cffc09c3 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -21,7 +21,7 @@ jobs:
     if: ${{ false }}  # disable docker build job  project-monai/monai#7450
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         # full history so that we can git describe
         with:
           ref: dev
@@ -53,7 +53,7 @@ jobs:
     needs: versioning_dev
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         ref: dev
     - name: Download version
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 597f59f767..54b5a3f381 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: [self-hosted, linux, x64, command]
     steps:
     # checkout the pull request branch
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         token: ${{ secrets.PR_MAINTAIN }}
         repository: ${{ github.event.client_payload.pull_request.head.repo.full_name }}
@@ -89,7 +89,7 @@ jobs:
     runs-on: [self-hosted, linux, x64, command1]
     steps:
     # checkout the pull request branch
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         token: ${{ secrets.PR_MAINTAIN }}
         repository: ${{ github.event.client_payload.pull_request.head.repo.full_name }}
diff --git a/.github/workflows/pythonapp-gpu.yml b/.github/workflows/pythonapp-gpu.yml
index 347b49bba3..036ef50f41 100644
--- a/.github/workflows/pythonapp-gpu.yml
+++ b/.github/workflows/pythonapp-gpu.yml
@@ -44,7 +44,7 @@ jobs:
       options: --gpus all --env NVIDIA_DISABLE_REQUIRE=true  # workaround for unsatisfied condition: cuda>=11.6
     runs-on: [self-hosted, linux, x64, common]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: apt install
       if: github.event.pull_request.merged != true
       run: |
diff --git a/.github/workflows/pythonapp-min.yml b/.github/workflows/pythonapp-min.yml
index 34a328672a..844d8c844e 100644
--- a/.github/workflows/pythonapp-min.yml
+++ b/.github/workflows/pythonapp-min.yml
@@ -30,7 +30,7 @@ jobs:
         os: [windows-latest, macOS-latest, ubuntu-latest]
     timeout-minutes: 40
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
@@ -79,7 +79,7 @@ jobs:
         python-version: ['3.9', '3.10', '3.11', '3.12']
     timeout-minutes: 40
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v6
       with:
@@ -128,7 +128,7 @@ jobs:
         pytorch-version: ['2.5.1', '2.6.0', '2.7.1', '2.8.0']
     timeout-minutes: 40
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
diff --git a/.github/workflows/pythonapp.yml b/.github/workflows/pythonapp.yml
index ddc42b8975..fca9136763 100644
--- a/.github/workflows/pythonapp.yml
+++ b/.github/workflows/pythonapp.yml
@@ -28,7 +28,7 @@ jobs:
       matrix:
         opt: ["codeformat", "pytype", "mypy"]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
@@ -70,7 +70,7 @@ jobs:
         minimum-size: 8GB
         maximum-size: 16GB
         disk-root: "D:"
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
@@ -129,7 +129,7 @@ jobs:
       QUICKTEST: True
       shell: bash
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up Python 3.9
@@ -213,7 +213,7 @@ jobs:
   build-docs:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3a8e8ffdf6..fe1f8ea411 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ jobs:
       matrix:
         python-version: ['3.9', '3.10', '3.11']
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up Python ${{ matrix.python-version }}
@@ -93,7 +93,7 @@ jobs:
     needs: packaging
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         # full history so that we can git describe
         with:
           fetch-depth: 0
@@ -125,7 +125,7 @@ jobs:
     needs: versioning
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download version
         uses: actions/download-artifact@v6
         with:
diff --git a/.github/workflows/setupapp.yml b/.github/workflows/setupapp.yml
index acd72eaf6f..46e02592df 100644
--- a/.github/workflows/setupapp.yml
+++ b/.github/workflows/setupapp.yml
@@ -28,7 +28,7 @@ jobs:
       options: --gpus all
     runs-on: [self-hosted, linux, x64, integration]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: cache weekly timestamp
       id: pip-cache
       run: |
@@ -83,7 +83,7 @@ jobs:
       matrix:
         python-version: ['3.9', '3.10', '3.11']
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up Python ${{ matrix.python-version }}
@@ -159,7 +159,7 @@ jobs:
         python -c 'import monai; monai.config.print_config()'
     - name: Get the test cases (dev branch only)
       if: github.ref == 'refs/heads/dev'
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         ref: dev
     - name: Quick test installed (dev branch only)
diff --git a/.github/workflows/weekly-preview.yml b/.github/workflows/weekly-preview.yml
index 93d6f67f09..44618b58d8 100644
--- a/.github/workflows/weekly-preview.yml
+++ b/.github/workflows/weekly-preview.yml
@@ -11,7 +11,7 @@ jobs:
       matrix:
         opt: ["codeformat", "pytype", "mypy"]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python 3.9
       uses: actions/setup-python@v6
       with:
@@ -42,7 +42,7 @@ jobs:
     if: github.repository == 'Project-MONAI/MONAI'
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         ref: dev
         fetch-depth: 0