Fixing Vulnerability A Fortify Scan finds a critical Cross-Site Scrip… (#2451)

* Fixing Vulnerability A Fortify Scan finds a critical Cross-Site Scripting

* use var insted of const

lib/helpers/isURLSameOrigin.js

@@ -1,6 +1,7 @@
 'use strict';
 
 var utils = require('./../utils');
+var isValidXss = require('./isValidXss');
 
 module.exports = (
   utils.isStandardBrowserEnv() ?
@@ -27,6 +28,8 @@ module.exports = (
           href = urlParsingNode.href;
         }
 
+        isValidXss(url);
+
         urlParsingNode.setAttribute('href', href);
 
         // urlParsingNode provides the UrlUtils interface - http://url.spec.whatwg.org/#urlutils

lib/helpers/isValidXss.js

@@ -0,0 +1,6 @@
+'use strict';
+
+module.exports = function isValidXss(requestURL) {
+  var regex = RegExp('<script+.*>+.*<\/script>');
+  return regex.test(requestURL);
+};