CVE-2017-14163: Mahara

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

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.

Affected products

• Mahara Mahara: version 15.04 only; version 15.04.0 only; version 15.04.1 only; version 15.04.2 only; version 15.04.3 only; version 15.04.4 only; …

Published 2017-10-31. Last modified 2026-06-17.