diff --git a/ChangeLog b/ChangeLog
index 083095388a..c331f28e9b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -75,6 +75,10 @@ phpMyAdmin - ChangeLog
 + rfe #1537 PHP OpenSSL support for cookie encryption/decryption
 - bug #4227 Token mismatch when using HTTP AUTH and the SESSION expires
 
+4.2.13.1 (2014-12-03)
+- bug #4612 [security] XSS vulnerability in redirection mechanism
+- bug #4611 [security] DOS attack with long passwords
+
 4.2.13.0 (2014-11-30)
 - bug #4604 Query history not being deleted
 - bug #4057 db/table query string parameters no longer work
diff --git a/libraries/common.inc.php b/libraries/common.inc.php
index 15b028e0e4..9763ee07fc 100644
--- a/libraries/common.inc.php
+++ b/libraries/common.inc.php
@@ -860,6 +860,9 @@ if (! defined('PMA_MINIMUM_COMMON')) {
                 . ' ' . $cfg['Server']['auth_type']
             );
         }
+        if (isset($_REQUEST['pma_password'])) {
+            $_REQUEST['pma_password'] = substr($_REQUEST['pma_password'], 0, 256);
+        }
         include_once  './libraries/plugins/auth/' . $auth_class . '.class.php';
         // todo: add plugin manager
         $plugin_manager = null;
@@ -988,6 +991,8 @@ if (! defined('PMA_MINIMUM_COMMON')) {
             $controllink = $userlink;
         }
 
+        $auth_plugin->storeUserCredentials();
+
         /* Log success */
         PMA_logUser($cfg['Server']['user']);
 
diff --git a/libraries/plugins/AuthenticationPlugin.class.php b/libraries/plugins/AuthenticationPlugin.class.php
index 8ba6679c39..457de4ca71 100644
--- a/libraries/plugins/AuthenticationPlugin.class.php
+++ b/libraries/plugins/AuthenticationPlugin.class.php
@@ -38,6 +38,15 @@ abstract class AuthenticationPlugin
      */
     abstract public function authSetUser();
 
+    /**
+     * Stores user credentials after successful login.
+     *
+     * @return void
+     */
+    public function storeUserCredentials()
+    {
+    }
+
     /**
      * User is not allowed to login to MySQL -> authentication failed
      *
diff --git a/libraries/plugins/auth/AuthenticationCookie.class.php b/libraries/plugins/auth/AuthenticationCookie.class.php
index dd315b42f7..9f67209da0 100644
--- a/libraries/plugins/auth/AuthenticationCookie.class.php
+++ b/libraries/plugins/auth/AuthenticationCookie.class.php
@@ -560,6 +560,16 @@ class AuthenticationCookie extends AuthenticationPlugin
         } else {
             $_SESSION['last_access_time'] = time();
         }
+    }
+
+    /**
+     * Stores user credentials after successful login.
+     *
+     * @return void
+     */
+    public function storeUserCredentials()
+    {
+        global $cfg;
 
         $this->createIV();
 
diff --git a/test/classes/plugin/auth/PMA_AuthenticationCookie_test.php b/test/classes/plugin/auth/PMA_AuthenticationCookie_test.php
index d77bd7b389..15a73c1638 100644
--- a/test/classes/plugin/auth/PMA_AuthenticationCookie_test.php
+++ b/test/classes/plugin/auth/PMA_AuthenticationCookie_test.php
@@ -803,13 +803,14 @@ class PMA_AuthenticationCookie_Test extends PHPUnit_Framework_TestCase
             isset($_SERVER['PHP_AUTH_PW'])
         );
 
-        $this->assertTrue(
-            isset($_COOKIE['pmaUser-1'])
-        );
+        // todo: Move to a distinct test for storeUserCredentials()
+        //$this->assertTrue(
+        //    isset($_COOKIE['pmaUser-1'])
+        //);
 
-        $this->assertTrue(
-            isset($_COOKIE['pmaPass-1'])
-        );
+        //$this->assertTrue(
+        //    isset($_COOKIE['pmaPass-1'])
+        //);
 
         $arr['password'] = 'testPW';
         $arr['host'] = 'b';
diff --git a/url.php b/url.php
index 71efc9fb6b..82b224311b 100644
--- a/url.php
+++ b/url.php
@@ -11,6 +11,10 @@
  */
 define('PMA_MINIMUM_COMMON', true);
 require_once './libraries/common.inc.php';
+/**
+ * JavaScript escaping.
+ */
+require_once './libraries/js_escape.lib.php';
 
 if (! PMA_isValid($_GET['url'])
     || ! preg_match('/^https?:\/\/[^\n\r]*$/', $_GET['url'])
@@ -24,7 +28,7 @@ if (! PMA_isValid($_GET['url'])
     //  external site.
     echo "<script type='text/javascript'>
             window.onload=function(){
-                window.location='" . htmlspecialchars($_GET['url']) . "';
+                window.location='" . PMA_escapeJsString($_GET['url']) . "';
             }
         </script>";
     // Display redirecting msg on screen.