In MantisBT 2.24.3, SQL Injection can occur in the parameter "access" of the mc_project_get_users function through the API SOAP.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-20872
http://packetstormsecurity.com/files/160750/Mantis-Bug-Tracker-2.24.3-SQL-Injection.html