CVE-2026-73371: Joomla!

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Joomla! Core - [20260808] - Improper ACL checks for batch copy actions in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper access check allows unauthorized users to perform copy batch operations on uneditable items.

Affected products

• Joomla! Joomla!: from 4.0.0, up to and including 5.4.8; from 6.0.0, up to and including 6.1.3

Published 2026-08-18. Last modified 2026-09-03.