In Moodle, insufficient limitations in some quiz web services made it possible for students to bypass sequential navigation during a quiz attempt.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Moodle | Moodle | 3.9.0 (excluding) | 3.9.16 (excluding) |
| Moodle | Moodle | 3.11.0 (excluding) | 3.11.9 (excluding) |
| Moodle | Moodle | 4.0.0 (excluding) | 4.0.3 (excluding) |
| Moodle | Moodle | 3.9.0 (including) | 3.9.0 (including) |
| Moodle | Moodle | 3.11.0 (including) | 3.11.0 (including) |
| Moodle | Moodle | 4.0.0 (including) | 4.0.0 (including) |
| Moodle | Ubuntu | bionic | * |
| Moodle | Ubuntu | trusty | * |
| Moodle | Ubuntu | xenial | * |