Cross-site request forgery (CSRF) vulnerability in Joomla! 3.2.0 through 3.3.x and 3.4.x before 3.4.2 allows remote attackers to hijack the authentication of unspecified victims for requests that upload code via unknown vectors.
An issue was discovered in Joomla! before 3.9.15. A missing CSRF token check in the LESS compiler of com_templates causes a CSRF vulnerability.
An issue was discovered in Joomla! before 3.9.15. Missing token checks in the batch actions of various components cause CSRF vulnerabilities.
The register method in the UsersModelRegistration class in controllers/user.php in the Users component in Joomla! before 3.6.4, when registration has been disabled, allows remote attackers to create user accounts by leveraging failure to check the Allow User Registration configuration setting.