It was possible for the core_course_get_categories web service to return hidden categories, which should be omitted when fetching course categories. Note this only affects cases where a user has access to manage categories, but does not also have permission to view hidden categories.
| Severity/Risk: | Minor |
| Versions affected: | 3.5, 3.4 to 3.4.3, 3.3 to 3.3.6, 3.2 to 3.2.9, 3.1 to 3.1.12 and earlier unsupported versions |
| Versions fixed: | 3.5.1, 3.4.4, 3.3.7, 3.1.13 |
| Reported by: | Marina Glancy |
| CVE identifier: | CVE-2018-10890 |
| Changes (master): | http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-62790 |
| Tracker issue: | MDL-62790 core_course_get_categories may return invisible categories |