tag/tag_autocomplete.php in Moodle through 2.4.11, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3 does not consider the moodle/tag:edit capability before adding a tag, which allows remote authenticated users to bypass intended access restrictions via an AJAX request.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| moodle/moodle(Packagist) | 0 | 2.5.9 | N/A |
| moodle/moodle(Packagist) | 2.6.0 | 2.6.6 | N/A |
| moodle/moodle(Packagist) | 2.7.0 | 2.7.3 | N/A |
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