Insufficient filtering of grade report history made it possible for teachers to access the names of users they could not otherwise access.
| Severity/Risk: | Minor |
| Versions affected: | 4.1 to 4.1.1, 4.0 to 4.0.6, 3.11 to 3.11.12, 3.9 to 3.9.19 and earlier unsupported versions |
| Versions fixed: | 4.1.2, 4.0.7, 3.11.13 and 3.9.20 |
| Reported by: | DegrangeM |
| CVE identifier: | CVE-2023-28336 |
| Changes (master): | http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-76809 |
| Tracker issue: | MDL-76809 Teacher can access names of users they do not have permission to access |