CVE-2016-5013: Moodle

Medium severity, CVSS 5.4. EPSS: 1.1% chance of exploitation in the next 30 days.

In Moodle 2.x and 3.x, text injection can occur in email headers, potentially leading to outbound spam.

Affected products

• Moodle Moodle: up to and including 2.7.14; version 2.8.0 only; version 2.8.1 only; version 2.8.2 only; version 2.8.3 only; version 2.8.4 only; …

Published 2017-01-20. Last modified 2026-06-17.