CVE-2026-48954: Joomla!

Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper validation leads to a generic XSS vector in the language override feature.

Affected products

• Joomla! Joomla!: from 3.0.0, before 5.4.7 (fixed in 5.4.7); from 6.0.0, before 6.1.2 (fixed in 6.1.2)

Published 2026-07-07. Last modified 2026-07-09.