CVE-2024-21724: Joomla!

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

Inadequate input validation for media selection fields lead to XSS vulnerabilities in various extensions.

Affected products

• Joomla! Joomla!: from 1.6.0, before 3.10.15 (fixed in 3.10.15); from 4.0.0, before 4.4.3 (fixed in 4.4.3); from 5.0.0, before 5.0.3 (fixed in 5.0.3)

Published 2024-02-29. Last modified 2026-06-17.