Eventum before 3.4.0 has an open redirect vulnerability.

An issue was discovered in Eventum 3.5.0. CSRF in htdocs/manage/users.php allows creating another user with admin privileges.

An issue was discovered in Eventum 3.5.0. /htdocs/list.php has XSS via the show_notification_list_issues or show_authorized_issues parameter.

An issue was discovered in Eventum 3.5.0. /htdocs/popup.php has XSS via the cat parameter.

An issue was discovered in Eventum 3.5.0. /htdocs/validate.php has XSS via the values parameter.

An issue was discovered in Eventum 3.5.0. /htdocs/post_note.php has XSS via the garlic_prefix parameter.

An issue was discovered in Eventum 3.5.0. htdocs/switch.php has XSS via the current_page parameter.

An issue was discovered in Eventum 3.5.0. htdocs/ajax/update.php has XSS via the field_name parameter.

An issue was discovered in Eventum 3.5.0. /htdocs/switch.php has an Open Redirect via the current_page parameter.

Controller/ListController.php in Eventum 3.5.0 is vulnerable to Deserialization of Untrusted Data. Fixed in version 3.5.2.

htdocs/setup/index.php in Eventum before 2.3.5 allows remote attackers to inject and execute arbitrary PHP code via the hostname parameter.

Eventum before 2.3.5 allows remote attackers to reinstall the application via direct request to /setup/index.php.