CVE-2018-14630: Moodle

High severity, CVSS 8.8. EPSS: 4.6% chance of exploitation in the next 30 days.

moodle before versions 3.5.2, 3.4.5, 3.3.8, 3.1.14 is vulnerable to an XML import of ddwtos could lead to intentional remote code execution. When importing legacy 'drag and drop into text' (ddwtos) type quiz questions, it was possible to inject and execute PHP code from within the imported questions, either intentionally or by importing questions from an untrusted source.

Affected products

• Moodle Moodle: up to and including 3.0.10; from 3.1.0, before 3.1.14 (fixed in 3.1.14); from 3.3.0, before 3.3.8 (fixed in 3.3.8); from 3.4.0, before 3.4.5 (fixed in 3.4.5); from 3.5.0, before 3.5.2 (fixed in 3.5.2)

Published 2018-09-17. Last modified 2026-06-17.