Description
Joomla! Core is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently bypass ACL's. Joomla! Core versions 3.x.x ranging from 3.8.0 and up to and including 3.9.3 are vulnerable.
Remediation
Update to Joomla! Core version 3.9.4 or latest
References
Related Vulnerabilities
WordPress Plugin Custom Field Template Cross-Site Request Forgery (2.5.1)
Claroline Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2008-3262)
WordPress Plugin Total Donations for Wordpress Security Bypass (2.0.5)
WordPress Plugin Content Aware Sidebars-Unlimited Widget Areas Security Bypass (3.8)