CVE-2019-7740: Joomla!

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue was discovered in Joomla! before 3.9.3. Inadequate parameter handling in JavaScript code (core.js writeDynaList) could lead to an XSS attack vector.

Affected products

• Joomla! Joomla!: from 2.5.0, up to and including 3.9.2

Published 2019-02-12. Last modified 2026-06-17.