CVE-2012-2354: Moodle

Medium severity, CVSS 4.0. EPSS: 1% chance of exploitation in the next 30 days.

Moodle 2.1.x before 2.1.6 and 2.2.x before 2.2.3 allows remote authenticated users to bypass the moodle/site:readallmessages capability requirement and read arbitrary messages by using the "Recent conversations" feature with a modified parameter in a URL.

Affected products

• Moodle Moodle: version 2.1.0 only; version 2.1.1 only; version 2.1.2 only; version 2.1.3 only; version 2.1.4 only; version 2.1.5 only; …

Published 2012-07-21. Last modified 2026-06-16.