There is only support enabled for version 1.2.2.
| Version | Supported |
|---|---|
| 1.2.2 | ✅ |
| <= 1.2.1 | ❌ |
For the vulnerability report, use the "report form" page, to access this report form, access the support page and below you will find a "send report" button, fill in the form.
Remember that this is a project, there is no real support of any version.