Moodle 2.3.x before 2.3.1 uses only a client-side check for whether references are permitted in a file upload, which allows remote authenticated users to bypass intended alias (aka shortcut) restrictions via a client that omits this check.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Moodle | Moodle | 2.3.0 (including) | 2.3.0 (including) |