Moodle Improper Control of Generation of Code (Code Injection) Vulnerability - CVE-2014-3545
Moodle through 2.3.11 2.4.x before 2.4.11 2.5.x before 2.5.7 2.6.x before 2.6.4 and 2.7.x before 2.7.1 allows remote authenticated users to execute arbitrary code via a calculated question in a quiz.