This plugin contains a large number of unprepared SQL statements. The statements we reviewed appeared safe, however, this is a large and complex codebase and it was not possible to verify that every one of these queries is safe.
This is otherwise a well-written plugin, and this finding is marginal.
Reason for the 'Use with caution' result
The plugin contains or is likely to contain a vulnerability which could be exploited by a privileged user to affect the site’s confidentiality, integrity or availability in a manner exceeding their privileges:
Unprepared SQL statements.