Multiple cross-site request forgery (CSRF) vulnerabilities in Drupal 5.x before 5.2 allow remote attackers to (1) delete comments, (2) delete content revisions, and (3) disable menu items as privileged users, related to improper use of HTTP GET and the Forms API.

The (1) Textimage 4.7.x before 4.7-1.2 and 5.x before 5.x-1.1 module for Drupal and the (2) Captcha 4.7.x before 4.7-1.2 and 5.x before 5.x-1.1 module for Drupal allow remote attackers to bypass the CAPTCHA test via an empty captcha element in $_SESSION.