The groundhogg plugin before 1.3.5 for WordPress has wp-admin/admin-ajax.php?action=bulk_action_listener remote code execution.
- https://wpvulndb.com/vulnerabilities/9834
- https://www.pluginvulnerabilities.com/2019/04/05/our-proactive-monitoring-caught-an-authenticated-remote-code-execution-rce-vulnerability-being-introduced-in-to-groundhogg
- https://github.com/20142995/nuclei-templates