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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Drupal | Drupal | 4.7 (including) | 4.7 (including) |
| Drupal | Drupal | 4.7.1 (including) | 4.7.1 (including) |
| Drupal | Drupal | 4.7.2 (including) | 4.7.2 (including) |
| Drupal | Drupal | 4.7.3 (including) | 4.7.3 (including) |
| Drupal | Drupal | 4.7.4 (including) | 4.7.4 (including) |
| Drupal | Drupal | 4.7.5 (including) | 4.7.5 (including) |
| Drupal | Drupal | 4.7.6 (including) | 4.7.6 (including) |
| Drupal | Drupal | 4.7_rev1.15 (including) | 4.7_rev1.15 (including) |
| Drupal | Drupal | 5.0 (including) | 5.0 (including) |
| Drupal | Drupal | 5.1 (including) | 5.1 (including) |
| Textimage | Drupal | 4.7 (including) | 4.7 (including) |
| Textimage | Drupal | 5.0 (including) | 5.0 (including) |