Fix vulnerability in handling _session argument of utils/save-prefs (#1489382)

Aleksander Machniak

2013-10-17 197203727417a03d87053a47e5aa5175a76e3e0b

 index.php

@@ -2,9 +2,9 @@
/*
 +-------------------------------------------------------------------------+
 | Roundcube Webmail IMAP Client                                           |
 | Version 0.7.1                                                           |
 | Version 0.7.4                                                           |
 |                                                                         |
 | Copyright (C) 2005-2011, The Roundcube Dev Team                         |
 | Copyright (C) 2005-2012, The Roundcube Dev Team                         |
 |                                                                         |
 | This program is free software; you can redistribute it and/or modify    |
 | it under the terms of the GNU General Public License version 2          |
@@ -119,6 +119,10 @@
      // prevent endless looping on login page
      if ($query['_task'] == 'login')
        unset($query['_task']);

      // prevent redirect to compose with specified ID (#1488226)
      if ($query['_action'] == 'compose' && !empty($query['_id']))
        $query = array();
    }

    // allow plugins to control the redirect url after login success