Moodle Permissions Privileges and Access Controls Vulnerability - CVE-2013-2082
Moodle through 2.1.10 2.2.x before 2.2.10 2.3.x before 2.3.7 and 2.4.x before 2.4.4 does not enforce capability requirements for reading blog comments which allows remote attackers to obtain sensitive information via a crafted request.