Description
Joomla! Core is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. Joomla! Core versions 3.x.x ranging from 3.7.0 and up to and including 3.9.19 are vulnerable.
Remediation
Update to Joomla! Core version 3.9.20 or latest
References
Related Vulnerabilities
WordPress Plugin Advanced Access Manager Arbitrary Code Execution (2.8.2)
WordPress Plugin Appointments Cross-Site Scripting (2.2.2.2)
WordPress Plugin Social Metrics Tracker Cross-Site Scripting (1.6.8)
WordPress Plugin Bongolive SMS Cross-Site Scripting (1.0.5)
WordPress Plugin The Events Calendar Unspecified Vulnerability (4.0.4)