Moodle Permissions Privileges and Access Controls Vulnerability - CVE-2015-5265
The wiki component in Moodle through 2.6.11 2.7.x before 2.7.10 2.8.x before 2.8.8 and 2.9.x before 2.9.2 does not consider the mod/wiki:managefiles capability before authorizing file management which allows remote authenticated users to delete arbitrary files by using a manage-files button in a text editor.