fix: check if relative path is specified in require_uri and return 403 (#287)

Author: dimitriharding

nginx/default.conf

@@ -1,6 +1,10 @@
 server {
   listen 8080;
 
+  if ($request_uri ~ "\.\./"){
+    return 403;
+  }
+
   location / {
     root /usr/share/nginx/html;
     index index.html index.htm;