diff --git a/.github/workflows/task_runner_e2e.yml b/.github/workflows/task_runner_e2e.yml
index 98ffde8433..a7e01c579f 100644
--- a/.github/workflows/task_runner_e2e.yml
+++ b/.github/workflows/task_runner_e2e.yml
@@ -73,7 +73,7 @@ jobs:
         run: |
           python -m pytest -s tests/end_to_end/test_suites/task_runner_tests.py \
           -m ${{ env.MODEL_NAME }} --model_name ${{ env.MODEL_NAME }} \
-          --num_rounds $NUM_ROUNDS --num_collaborators $NUM_COLLABORATORS 
+          --num_rounds ${{ env.NUM_ROUNDS }} --num_collaborators ${{ env.NUM_COLLABORATORS }}
           echo "Task runner end to end test run completed"
 
       - name: Print test summary
@@ -140,7 +140,7 @@ jobs:
         run: |
           python -m pytest -s tests/end_to_end/test_suites/task_runner_tests.py \
           -m ${{ env.MODEL_NAME }} --model_name ${{ env.MODEL_NAME }} \
-          --num_rounds $NUM_ROUNDS --num_collaborators $NUM_COLLABORATORS --disable_tls
+          --num_rounds ${{ env.NUM_ROUNDS }} --num_collaborators ${{ env.NUM_COLLABORATORS }} --disable_tls
           echo "Task runner end to end test run completed"
 
       - name: Print test summary
diff --git a/tests/end_to_end/utils/summary_helper.py b/tests/end_to_end/utils/summary_helper.py
index 685b94bb6a..599c4b6ec5 100644
--- a/tests/end_to_end/utils/summary_helper.py
+++ b/tests/end_to_end/utils/summary_helper.py
@@ -5,6 +5,8 @@
 from lxml import etree
 import os
 
+import tests.end_to_end.utils.constants as constants
+
 # Initialize the XML parser
 parser = etree.XMLParser(recover=True, encoding='utf-8')
 tree = ET.parse("results/results.xml", parser=parser)
@@ -101,29 +103,41 @@ def get_testcase_result():
     return database_list
 
 
-if __name__ == "__main__":
+def main():
     """
     Main function to get the test case results and aggregator logs
     And write the results to GitHub step summary
+    IMP: Do not fail the test in any scenario
     """
     result = get_testcase_result()
 
+    if not all([os.getenv(var) for var in ["NUM_COLLABORATORS", "NUM_ROUNDS", "MODEL_NAME", "GITHUB_STEP_SUMMARY"]]):
+        print("One or more environment variables not set. Skipping writing to GitHub step summary")
+        return
+
     num_cols = os.getenv("NUM_COLLABORATORS")
     num_rounds = os.getenv("NUM_ROUNDS")
     model_name = os.getenv("MODEL_NAME")
+    summary_file = os.getenv("GITHUB_STEP_SUMMARY")
 
-    if not model_name:
-        print("MODEL_NAME is not set, cannot find out aggregator logs")
-        agg_accuracy = "Not Found"
-    else:
-        workspace_name = "workspace_" + model_name
-        agg_log_file = os.path.join("results", workspace_name, "aggregator.log")
-        agg_accuracy = get_aggregated_accuracy(agg_log_file)
+    # Validate the model name and create the workspace name
+    if not model_name.upper() in constants.ModelName._member_names_:
+        print(f"Invalid model name: {model_name}. Skipping writing to GitHub step summary")
+        return
 
-    # Write the results to GitHub step summary
-    with open(os.getenv('GITHUB_STEP_SUMMARY'), 'a') as fh:
+    workspace_name = "workspace_" + model_name
+    agg_log_file = os.path.join("results", workspace_name, "aggregator.log")
+    agg_accuracy = get_aggregated_accuracy(agg_log_file)
+
+    # Write the results to GitHub step summary file
+    # This file is created at runtime by the GitHub action, thus we cannot verify its existence beforehand
+    with open(summary_file, 'a') as fh:
         # DO NOT change the print statements
         print("| Name | Time (in seconds) | Result | Error (if any) | Collaborators | Rounds to train | Score (if applicable) |", file=fh)
         print("| ------------- | ------------- | ------------- | ------------- | ------------- | ------------- | ------------- |", file=fh)
         for item in result:
             print(f"| {item['name']} | {item['time']} | {item['result']} | {item['err_msg']} | {num_cols} | {num_rounds} | {agg_accuracy} |", file=fh)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/tests/github/test_double_ws_export.py b/tests/github/test_double_ws_export.py
index da15a97d9f..95c9440b31 100644
--- a/tests/github/test_double_ws_export.py
+++ b/tests/github/test_double_ws_export.py
@@ -10,10 +10,11 @@
 from concurrent.futures import ProcessPoolExecutor
 import psutil
 
-from tests.github.utils import create_certified_workspace, certify_aggregator, create_collaborator
+from tests.github.utils import create_certified_workspace, certify_aggregator, create_collaborator, is_path_name_allowed
 from openfl.utilities.utils import getfqdn_env
 
-if __name__ == '__main__':
+
+def main():
     # Test the pipeline
     parser = argparse.ArgumentParser()
     workspace_choice = []
@@ -31,6 +32,12 @@
 
     args = parser.parse_args()
     fed_workspace = args.fed_workspace
+
+    # Check if the path name is allowed before creating the workspace
+    if not is_path_name_allowed(fed_workspace):
+        print(f"The path name {fed_workspace} is not allowed")
+        return
+
     archive_name = f'{fed_workspace}.zip'
     fqdn = getfqdn_env()
     template = args.template
@@ -81,3 +88,7 @@
         dir1 = workspace_root / col1 / fed_workspace
         executor.submit(check_call, ['fx', 'collaborator', 'start', '-n', col1], cwd=dir1)
     shutil.rmtree(workspace_root)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/tests/github/test_gandlf.py b/tests/github/test_gandlf.py
index 68b00a2382..a57f9f53a0 100644
--- a/tests/github/test_gandlf.py
+++ b/tests/github/test_gandlf.py
@@ -10,7 +10,7 @@
 from subprocess import check_call
 from concurrent.futures import ProcessPoolExecutor
 
-from tests.github.utils import create_collaborator, certify_aggregator
+from tests.github.utils import create_collaborator, certify_aggregator, is_path_name_allowed
 from openfl.utilities.utils import getfqdn_env
 
 
@@ -19,7 +19,7 @@ def exec(command, directory):
     check_call(command)
 
 
-if __name__ == '__main__':
+def main():
     parser = argparse.ArgumentParser()
     parser.add_argument('--template', default='keras_cnn_mnist')
     parser.add_argument('--fed_workspace', default='fed_work12345alpha81671')
@@ -34,6 +34,12 @@ def exec(command, directory):
     origin_dir = Path().resolve()
     args = parser.parse_args()
     fed_workspace = args.fed_workspace
+
+    # Check if the path name is allowed before creating the workspace
+    if not is_path_name_allowed(fed_workspace):
+        print(f"The path name {fed_workspace} is not allowed")
+        return
+
     archive_name = f'{fed_workspace}.zip'
     fqdn = getfqdn_env()
     template = args.template
@@ -116,3 +122,7 @@ def exec(command, directory):
         dir2 = workspace_root / col2 / fed_workspace
         executor.submit(exec, ['fx', 'collaborator', 'start', '-n', col2], dir2)
     shutil.rmtree(workspace_root)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/tests/github/test_hello_federation.py b/tests/github/test_hello_federation.py
index 7e9e676fbe..e9071eed1c 100644
--- a/tests/github/test_hello_federation.py
+++ b/tests/github/test_hello_federation.py
@@ -9,10 +9,11 @@
 from concurrent.futures import ProcessPoolExecutor
 
 from openfl.utilities.utils import rmtree
-from tests.github.utils import create_collaborator, create_certified_workspace, certify_aggregator
+from tests.github.utils import create_collaborator, create_certified_workspace, certify_aggregator, is_path_name_allowed
 from openfl.utilities.utils import getfqdn_env
 
-if __name__ == '__main__':
+
+def main():
     # Test the pipeline
     parser = argparse.ArgumentParser()
     workspace_choice = []
@@ -32,6 +33,12 @@
     origin_dir = Path.cwd().resolve()
     args = parser.parse_args()
     fed_workspace = args.fed_workspace
+
+    # Check if the path name is allowed before creating the workspace
+    if not is_path_name_allowed(fed_workspace):
+        print(f"The path name {fed_workspace} is not allowed")
+        return
+
     archive_name = f'{fed_workspace}.zip'
     fqdn = getfqdn_env()
     template = args.template
@@ -73,3 +80,7 @@
 
     os.chdir(origin_dir)
     rmtree(workspace_root)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/tests/github/utils.py b/tests/github/utils.py
index b265448111..06e7f8ae97 100644
--- a/tests/github/utils.py
+++ b/tests/github/utils.py
@@ -117,3 +117,22 @@ def create_signed_cert_for_collaborator(col, data_path):
         os.remove(f)
     # Remove request archive
     os.remove(f'col_{col}_to_agg_cert_request.zip')
+
+
+def is_path_name_allowed(path):
+    """
+    Check if given path name is allowed.
+    Allow alphanumeric characters, hyphens and underscores.
+    Also, / in case of a nested directory.
+
+    Args:
+        path (str): The path name to check.
+    Returns:
+        bool: True if the path name is allowed, False otherwise.
+    """
+    special_characters = "!@#$%^&*()+?=,<>"
+
+    if any(c in special_characters for c in path):
+        return False
+    else:
+        return True