* Advisory ID: DRUPAL-SA-CONTRIB-2009-076 * Project: Flag Content (third-party module) * Version: 5.x * Date: 2009-October-21 * Security risk: Moderately Critical * Exploitable from: Remote * Vulnerability: Cross Site Scripting -------- DESCRIPTION --------------------------------------------------------- The Flag Content module enables users to flag nodes and users for the attention of a site maintainer (e.g. for abuse, spam, trolling, ...etc.). In some specific cases, the module does not sanitize before outputting the Reason field, resulting in a cross-site scripting (XSS [1]) vulnerability. Such an attack may lead to a malicious user gaining full administrative access. -------- VERSIONS AFFECTED --------------------------------------------------- * Flag Content 5.x-2.x prior to 5.x-2.10 Drupal core is not affected. If you do not use the contributed Flag Content module, there is nothing you need to do. -------- SOLUTION ------------------------------------------------------------ Install the latest version: * If you use Flag Content module for Drupal 5.x upgrade to Flag Content 5.x-2.10 [2] -------- REPORTED BY --------------------------------------------------------- patPrzybilla [3]. -------- FIXED BY ------------------------------------------------------------ kbahey [4], the module maintainer. -------- CONTACT ------------------------------------------------------------- The security team 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/610870 [3] http://drupal.org/user/151965 [4] http://drupal.org/user/4063