AcyMailing Enterprise extension for Joomla vulnerability

What happened

Joomla Extension - acymailing.com - Remote Code Execution vulnerability in mailbox action feature in AcyMailing Enterprise extension < 11.1.0 - MIME parts of incoming emails were saved to media/com_acym/upload/ with no extension check, so anyone who could email the monitored mailbox could write a PHP file into the web root.

Affected versions

AcyMailing Enterprise extension for Joomla: 6.0.0-11.0.5 Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

• Apply vendor-provided updates or mitigations.
• Review affected product exposure and access logs.