CVE-2024-33996: Moodle

Medium severity, CVSS 6.2. EPSS: 0.4% chance of exploitation in the next 30 days.

Incorrect validation of allowed event types in a calendar web service made it possible for some users to create events with types/audiences they did not have permission to publish to.

Affected products

• Moodle Moodle: before 4.1.10 (fixed in 4.1.10); from 4.2.0, before 4.2.7 (fixed in 4.2.7); from 4.3.0, before 4.3.4 (fixed in 4.3.4)

Published 2024-05-31. Last modified 2026-06-17.