Mahara 15.04 before 15.04.13 and 16.04 before 16.04.7 and 16.10 before 16.10.4 and 17.04 before 17.04.2 are vulnerable to recording plain text passwords in the event_log table during the user creation process if full event logging was turned on.
Mahara 15.04 before 15.04.8 and 15.10 before 15.10.4 and 16.04 before 16.04.2 are vulnerable to users staying logged in to their Mahara account even when they have been logged out of Moodle (when using MNet) as Mahara did not properly implement one of the MNet SSO API functions.
Mahara 15.04 before 15.04.8 and 15.10 before 15.10.4 and 16.04 before 16.04.2 are vulnerable to a user - in some circumstances causing another user's artefacts to be included in a Leap2a export of their own pages.
Mahara 15.04 before 15.04.8 and 15.10 before 15.10.4 and 16.04 before 16.04.2 are vulnerable to PHP code execution as Mahara would pass portions of the XML through the PHP "unserialize()" function when importing a skin from an XML file.
Mahara 15.04 before 15.04.9 and 15.10 before 15.10.5 and 16.04 before 16.04.3 are vulnerable to passwords or other sensitive information being passed by unusual parameters to end up in an error log.
An issue was discovered in Mahara before 15.04.14, 16.x before 16.04.8, 16.10.x before 16.10.5, and 17.x before 17.04.3. When one closes the browser without logging out of Mahara, the value in the usr_session table is not removed. If someone were to open a browser, visit the Mahara site, and adjust the 'mahara' cookie to the old value, they can get access to the user's account.
Mahara 15.04 before 15.04.15, 16.04 before 16.04.9, 16.10 before 16.10.6, and 17.04 before 17.04.4 are vulnerable to a user submitting a potential dangerous payload, e.g., XSS code, to be saved as their first name, last name, or display name in the profile fields that can cause issues such as escalation of privileges or unknown execution of malicious code when replying to messages in Mahara.
Mahara 15.04 before 15.04.15, 16.04 before 16.04.9, 16.10 before 16.10.6, and 17.04 before 17.04.4 are vulnerable to a user submitting a potential dangerous payload, e.g., XSS code, to be saved as titles in internal artefacts.
Mahara 15.04 before 15.04.14 and 16.04 before 16.04.8 and 16.10 before 16.10.5 and 17.04 before 17.04.3 are vulnerable to a user submitting potential dangerous payload, e.g. XSS code, to be saved as their name in the usr_registration table. The values are then emailed to the the user and administrator and if accepted become part of the new user's account.