An arbitrary file upload vulnerability in AppNitro MachForm v30 allows attackers to execute arbitrary code via uploading a crafted .phar file.
A reflected cross-site scripting (XSS) vulnerability in the griddatasource.php component of AppNitro MachForm v30 allows attackers to execute arbitrary Javascript in the context of the victim's browser via injecting a crafted payload into the filter[filters][0][field] parameter.
A SQL injection vulnerability in the apform{id} parameter in AppNitro MachForm v30 allows attackers to access sensitive database information via a crafted SQL statement.