Zeromail XSS (Bugcrowd bounty (Beta22) )

 Bugcrowd bounty (Beta22) 

                                                            Presistent  XSS in  Zermomail

I Have Uploaded A File With "><img src=x onerror=prompt(1)>

Then Boom

But Unfortunatly My XSS Got Duplicated 

I Got 2 Bugcrowd Points