* Advisory ID: DRUPAL-SA-CONTRIB-2009-075 * Project: Organic Groups Vocabulary (third-party module) * Version: 5.x * Date: 2009-October-21 * Security risk: Critical * Exploitable from: Remote * Vulnerability: Cross Site Scripting -------- DESCRIPTION --------------------------------------------------------- The Organic Groups Vocabulary module enables an organic group to have a group specific vocabulary. In some specific cases, the module does not sanitize before outputting the group title, resulting in a cross-site scripting (XSS [1]) vulnerability. Such an attack may lead to a malicious user gaining full administrative access. -------- VERSIONS AFFECTED --------------------------------------------------- * Organic Groups Vocabulary versions for Drupal 5.x before Organic Groups Vocabulary 5.x-1.1 [2] Drupal core is not affected. If you do not use the contributed Organic Groups Vocabulary module, there is nothing you need to do. -------- SOLUTION ------------------------------------------------------------ Upgrade to the latest version: * If you use Organic Groups Vocabulary for Drupal 5.x upgrade to version 5.x-1.1 [3] See also the Organic Groups Vocabulary module project page [4]. -------- REPORTED BY --------------------------------------------------------- Stéphane Corlosquet [5] of the Drupal Security Team. -------- FIXED BY ------------------------------------------------------------ Amitaibu [6], the module maintainer. -------- CONTACT ------------------------------------------------------------- The security contact for Drupal can be reached at security at drupal.org or via the form at http://drupal.org/contact. [1] http://en.wikipedia.org/wiki/Cross-site_scripting [2] http://drupal.org/node/605094 [3] http://drupal.org/node/605094 [4] http://drupal.org/project/og_vocab [5] http://drupal.org/user/52142 [6] http://drupal.org/user/57511