CVE-2025-26529: Moodle

Medium severity, CVSS 6.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Description information displayed in the site administration live log required additional sanitizing to prevent a stored XSS risk.

Affected products

• Moodle Moodle: from 4.1.0, before 4.1.16 (fixed in 4.1.16); from 4.3.0, before 4.3.10 (fixed in 4.3.10); from 4.4.0, before 4.4.6 (fixed in 4.4.6); from 4.5.0, before 4.5.2 (fixed in 4.5.2)

Published 2025-02-24. Last modified 2026-06-17.