Bulk messaging in the Feedback activity's non-respondents report did not verify message recipients belong to the set of users returned by the report.
| Severity/Risk: | Minor |
| Versions affected: | 4.4 to 4.4.1, 4.3 to 4.3.5, 4.2 to 4.2.8, 4.1 to 4.1.11 and earlier unsupported versions |
| Versions fixed: | 4.4.2, 4.3.6, 4.2.9 and 4.1.12 |
| Reported by: | Paul Holden |
| CVE identifier: | CVE-2024-43438 |
| Changes (master): | http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82261 |
| Tracker issue: | MDL-82261 IDOR in Feedback non-respondents report allows messaging arbitrary site users |