CVE-2024-43438: Moodle

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A flaw was found in Feedback. Bulk messaging in the activity's non-respondents report did not verify message recipients belonging to the set of users returned by the report.

Affected products

• Moodle Moodle: from 4.1.0, before 4.1.12 (fixed in 4.1.12); from 4.2.0, before 4.2.9 (fixed in 4.2.9); from 4.3.0, before 4.3.6 (fixed in 4.3.6); from 4.4.0, before 4.4.2 (fixed in 4.4.2)

Published 2024-11-07. Last modified 2026-06-17.