Description
Joomla! Core is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently manipulate the update server URL. Joomla! Core versions 3.x.x ranging from 3.8.13 and up to and including 3.9.6 are vulnerable.
Remediation
Update to Joomla! Core version 3.9.7 or latest
References
Related Vulnerabilities
osCommerce Improper Control of Generation of Code ('Code Injection') Vulnerability (CVE-2018-18573)
Jolokia Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2018-10899)
WordPress 4.0.x Multiple Vulnerabilities (4.0 - 4.0.11)
WordPress Plugin MailChimp Forms by MailMunch Unspecified Vulnerability (2.0.6.3)