diff --git a/backend/app/Http/Middleware/CorsMiddleware.php b/backend/app/Http/Middleware/CorsMiddleware.php
new file mode 100644
index 0000000..58a9a99
--- /dev/null
+++ b/backend/app/Http/Middleware/CorsMiddleware.php
@@ -0,0 +1,31 @@
+<?php
+namespace App\Http\Middleware;
+
+use Closure;
+
+class CorsMiddleware {
+    public function handle($request, Closure $next)
+    {
+        $headers = [
+            'Access-Control-Allow-Origin'      => '*',
+            'Access-Control-Allow-Methods'     => 'POST, GET, OPTIONS, PUT, PATCH, DELETE',
+            'Access-Control-Allow-Credentials' => 'true',
+            'Access-Control-Max-Age'           => '86400',
+            'Access-Control-Allow-Headers'     => 'Content-Type, Authorization, X-Requested-With'
+        ];
+
+        if ($request->isMethod('OPTIONS'))
+        {
+            return response()->json([], 200, $headers);
+        }
+
+        $response = $next($request);
+
+        foreach($headers as $key => $value)
+        {
+            $response->header($key, $value);
+        }
+
+        return $response;
+    }
+}
diff --git a/backend/bootstrap/app.php b/backend/bootstrap/app.php
index eacf562..891d15e 100644
--- a/backend/bootstrap/app.php
+++ b/backend/bootstrap/app.php
@@ -79,6 +79,10 @@ $app->routeMiddleware([
     'log_endpoint' => App\Http\Middleware\LogEndpointHitMiddleware::class
 ]);
 
+$app->middleware([
+    App\Http\Middleware\CorsMiddleware::class,
+]);
+
 /*
 |--------------------------------------------------------------------------
 | Register Service Providers
diff --git a/database/modelo.vpp b/database/modelo.vpp
index c7f1752..ddb1d9f 100644
Binary files a/database/modelo.vpp and b/database/modelo.vpp differ
diff --git a/database/modifications/01-user-admin-id.sql b/database/modifications/01-user-admin-id.sql
new file mode 100644
index 0000000..06c1b4d
--- /dev/null
+++ b/database/modifications/01-user-admin-id.sql
@@ -0,0 +1,3 @@
+update usuarios 
+  set   auth0_id = "auth0|606df4dea32e970069755bd8"
+  where auth0_id = "auth0|6083af726b4de900695cb232";