diff --git a/src/Glpi/Exception/Access/AccessException.php b/src/Glpi/Exception/Access/AccessException.php
index a57b3fb0151..8a08fc9daa6 100644
--- a/src/Glpi/Exception/Access/AccessException.php
+++ b/src/Glpi/Exception/Access/AccessException.php
@@ -39,12 +39,24 @@
 
 abstract class AccessException extends \RuntimeException
 {
-    protected Request $request;
+    private ?Request $request = null;
 
     public function setRequest(Request $request): void
     {
         $this->request = $request;
     }
 
+    public function getRequest(): Request
+    {
+        if (!$this->request) {
+            throw new \RuntimeException(\sprintf(
+                'Request not set in "%s" exception class. Access error listener might be wrongly configured.',
+                static::class,
+            ));
+        }
+
+        return $this->request;
+    }
+
     abstract public function asResponse(): Response;
 }
diff --git a/src/Glpi/Exception/Access/RequiresHttpsException.php b/src/Glpi/Exception/Access/RequiresHttpsException.php
index baede78184f..1a11948c9f0 100644
--- a/src/Glpi/Exception/Access/RequiresHttpsException.php
+++ b/src/Glpi/Exception/Access/RequiresHttpsException.php
@@ -41,13 +41,15 @@ class RequiresHttpsException extends AccessException
 {
     public function asResponse(): Response
     {
+        $request = $this->getRequest();
+
         $cnt = TemplateRenderer::getInstance()->render(
             'pages/https_only.html.twig',
             [
-                'secured_url' => 'https://' . $this->request->getHost() . $this->request->getUri(),
+                'secured_url' => 'https://' . $request->getHost() . $request->getUri(),
             ]
         );
 
-        return new Response($cnt);
+        return new Response($cnt, 400);
     }
 }