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 3.2.0 and up to and including 3.9.4 are vulnerable.
Remediation
Update to Joomla! Core version 3.9.5 or latest
References
Related Vulnerabilities
Joomla Improper Input Validation Vulnerability (CVE-2016-8869)
WordPress Plugin Notices Ticker Cross-Site Scripting (6.1)
WordPress Plugin BCS BatchLine Book Importer Security Bypass (1.5.7)
WordPress Plugin WP Airbnb Review Slider SQL Injection (3.2)
WordPress Plugin FV Flowplayer Video Player Cross-Site Scripting (7.5.18.727)