mod/forum/externallib.php in Moodle 2.6.x before 2.6.6 and 2.7.x before 2.7.3 does not verify group permissions, which allows remote authenticated users to access a forum via the forum_get_discussions web service.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Moodle | Moodle | * | 2.4.11 (including) |
| Moodle | Moodle | 2.5.0 (including) | 2.5.0 (including) |
| Moodle | Moodle | 2.5.1 (including) | 2.5.1 (including) |
| Moodle | Moodle | 2.5.2 (including) | 2.5.2 (including) |
| Moodle | Moodle | 2.5.3 (including) | 2.5.3 (including) |
| Moodle | Moodle | 2.5.4 (including) | 2.5.4 (including) |
| Moodle | Moodle | 2.5.5 (including) | 2.5.5 (including) |
| Moodle | Moodle | 2.5.6 (including) | 2.5.6 (including) |
| Moodle | Moodle | 2.5.7 (including) | 2.5.7 (including) |
| Moodle | Moodle | 2.5.8 (including) | 2.5.8 (including) |
| Moodle | Moodle | 2.6.0 (including) | 2.6.0 (including) |
| Moodle | Moodle | 2.6.1 (including) | 2.6.1 (including) |
| Moodle | Moodle | 2.6.2 (including) | 2.6.2 (including) |
| Moodle | Moodle | 2.6.3 (including) | 2.6.3 (including) |
| Moodle | Moodle | 2.6.4 (including) | 2.6.4 (including) |
| Moodle | Moodle | 2.6.5 (including) | 2.6.5 (including) |
| Moodle | Moodle | 2.7.0 (including) | 2.7.0 (including) |
| Moodle | Moodle | 2.7.1 (including) | 2.7.1 (including) |
| Moodle | Moodle | 2.7.2 (including) | 2.7.2 (including) |