Description
Joomla! Core is prone to a directory traversal vulnerability because it fails to sufficiently verify user-supplied input. Exploiting this issue can allow an attacker to obtain sensitive information that could aid in further attacks. Joomla! Core versions ranging from 1.5.0 and up to and including 3.9.4 are vulnerable.
Remediation
Update to Joomla! Core version 3.9.5 or latest
References
https://www.exploit-db.com/exploits/46710
https://developer.joomla.org/security-centre/777-20190401-core-directory-traversal-in-com-media.html
Related Vulnerabilities
WordPress Plugin GTM4WP Cross-Site Scripting (1.9)
WordPress Plugin Simple Image Manipulator Arbitrary File Download (1.0)
WordPress Plugin Wp Multiple Meta Box SQL Injection (1.0.0)
WordPress Plugin TC Custom JavaScript Cross-Site Scripting (1.2.1)
WordPress Plugin Acunetix WP Security Cross-Site Request Forgery (4.0.4)