diff --git a/.github/containerscan/allowedlist.yaml b/.github/containerscan/allowedlist.yaml
index 20ef0a35..afee8107 100644
--- a/.github/containerscan/allowedlist.yaml
+++ b/.github/containerscan/allowedlist.yaml
@@ -31,6 +31,10 @@ general:
     - CVE-2022-0002 
     - CVE-2022-0847 
     - CVE-2022-1015
+    - CVE-2022-21499
+    - CVE-2022-29581
+    - CVE-2022-1966 
+    - CVE-2022-29361
     
   bestPracticeViolations:
     - CIS-DI-0007
diff --git a/README.md b/README.md
index d50135b2..3323064d 100644
--- a/README.md
+++ b/README.md
@@ -68,11 +68,11 @@ Currently the REST API has the following endpoints available for access:-
 
 | Endpoint       |  Functionality            |
 | :--------------| :------------------------ |
-| **\help\all**  | Produces a help message with information on all options for moja.CLI. |
-| **\help\arg**  | Produces a help message with information on option **arg** for moja.CLI. |
-| **\version**   | Outputs the version number of moja.CLI. |
-| **\point**     | Runs point example and outputs point_example.csv as an attachment to be downloaded.  Parameters (multipart-form data) `file` for point_example can be passed to override the default configurations. |
-| **\rothc**    | Runs rothc example and outputs point_rothc_example.csv as an attachment to be downloaded. Parameters (multipart-form data) `file` for rothc_example can be passed to override the default configurations.
+| **/help/all**  | Produces a help message with information on all options for moja.CLI. |
+| **/help/arg**  | Produces a help message with information on option **arg** for moja.CLI. |
+| **/version**   | Outputs the version number of moja.CLI. |
+| **/point**     | Runs point example and outputs point_example.csv as an attachment to be downloaded.  Parameters (multipart-form data) `file` for point_example can be passed to override the default configurations. |
+| **/rothc**    | Runs rothc example and outputs point_rothc_example.csv as an attachment to be downloaded. Parameters (multipart-form data) `file` for rothc_example can be passed to override the default configurations.
 
 This REST API is built using the `flask-restful` package and has been containerized using `Docker`.  
 
@@ -87,9 +87,15 @@ Currently the REST API has the following endpoints available for access:-
 
 | Endpoint      | Functionality     |
 | :------------ | :-----------------|
-| **\help\all** | Produces a help message with information on all options for moja.CLI. |
-| **\help\arg** | Produces a help message with information on option **arg** for moja.CLI.|
-| **\version**  | Outputs the version number of moja.CLI.|
+| **/help/all** | Produces a help message with information on all options for moja.CLI. |
+| **/help/arg** | Produces a help message with information on option **arg** for moja.CLI.|
+| **/version**  | Outputs the version number of moja.CLI.|
+| **/gcbm/new**| This endpoint is used to create new simulation with the suitable title.|
+| **/gcbm/upload**| This endpoint is used to upload all the input files that needs to run the GCBM simulation.| 
+| **/gcbm/dynamic**| This endpoint is used to execute the simulation process.|
+| **/gcbm/status**| This endpoint is used to check the status of the simulation process, whether the simulation is completed or not.|
+| **/gcbm/download**| This endpoint is used to download a simulation output in the zip format.|
+| **/gcbm/list**| This endpoint is used to check the available simulation currently present.| 
 
 
 This REST API is built using the `flask-restful` package and has been containerized using `Docker`.
diff --git a/local/rest_api_flint.example/app.py b/local/rest_api_flint.example/app.py
index 7be0518e..e00ed282 100644
--- a/local/rest_api_flint.example/app.py
+++ b/local/rest_api_flint.example/app.py
@@ -33,10 +33,12 @@
 app.register_blueprint(SWAGGERUI_BLUEPRINT, url_prefix=SWAGGER_URL)
 ### end swagger specific ###
 
-@app.route('/', methods=['GET'])
+
+@app.route("/", methods=["GET"])
 def home():
-    return 'FLINT.Example API'
-    
+    return "FLINT.Example API"
+
+
 @app.route("/spec")
 def spec():
     swag = swagger(app)
diff --git a/local/rest_api_gcbm/app.py b/local/rest_api_gcbm/app.py
index 0f1a186a..45805638 100644
--- a/local/rest_api_gcbm/app.py
+++ b/local/rest_api_gcbm/app.py
@@ -342,6 +342,8 @@ def gcbm_download():
     # Sanitize title
     title = "".join(c for c in title if c.isalnum())
     project_dir = f"{title}"
+    if not os.path.exists(f"{os.getcwd()}/input/{project_dir}"):
+        return {"error": "No such simulation exist for this {title}"}, 400
     return send_file(
         f"{os.getcwd()}/input/{project_dir}/output.zip",
         attachment_filename="output.zip",
diff --git a/local/tests/test_rest_example.py b/local/tests/test_rest_example.py
index 8b641886..9d1c196a 100644
--- a/local/tests/test_rest_example.py
+++ b/local/tests/test_rest_example.py
@@ -21,3 +21,18 @@ def test_version(self, base_endpoint):
         version_endpoint = base_endpoint + "version"
         version_response = requests.get(version_endpoint)
         assert version_response.status_code == 200
+
+    def test_help_all(self, base_endpoint):
+        """This test is to check the help endpoint with all argument"""
+        help_all_endpoint = base_endpoint + "help/all"
+        help_all_response = requests.get(help_all_endpoint)
+        assert help_all_response.status_code == 200
+        "This test is to check the help endpoint with random i.e arg argument"
+        random_arg = "arg"
+        help_random_endpoint = base_endpoint + "help/arg"
+        help_random_endpoint = requests.get(help_random_endpoint)
+        assert help_random_endpoint.status_code == 200
+        assert (
+            help_random_endpoint.json()["data"]["response"]
+            == f"Unknown section '{random_arg}' in the --help-section option\n"
+        )