CVE-2011-4303: Moodle

Medium severity, CVSS 4.3. EPSS: 1.2% chance of exploitation in the next 30 days.

lib/db/upgrade.php in Moodle 2.0.x before 2.0.5 and 2.1.x before 2.1.2 does not set the correct registration_hubs.secret value during installation, which allows remote attackers to bypass intended access restrictions by leveraging the hubs feature.

Affected products

• Moodle Moodle: version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; version 2.1.0 only; …

Published 2012-07-11. Last modified 2026-06-16.