CVE-2020-25628: Moodle

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

The filter in the tag manager required extra sanitizing to prevent a reflected XSS risk. This affects 3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13 and earlier unsupported versions. Fixed in 3.9.2, 3.8.5, 3.7.8 and 3.5.14.

Affected products

• Moodle Moodle: from 3.5.0, before 3.5.14 (fixed in 3.5.14); from 3.7.0, before 3.7.8 (fixed in 3.7.8); from 3.8.0, before 3.8.5 (fixed in 3.8.5); from 3.9.0, before 3.9.2 (fixed in 3.9.2)

Published 2020-12-08. Last modified 2026-06-17.