Transactional email service made for developers

  • $100 – $3,200 per vulnerability
  • Safe harbor

This is the teaser page of a private program

Public code 9ivBQDeA2CPxgjupJES2JyLa

Use this public code to communicate with Bugcrowd support about this program.

Security is critical to the success of our product and customers. Our customers trust us with their data and we treat it seriously. We invite you to test and secure Postmark, our transactional email service application. We appreciate your efforts and hard work in making the internet (and Postmark) more secure, and look forward to working with the researcher community to create a meaningful and successful bug bounty program.

Reward range

Last updated

Technical severity Reward range
p1 Critical $2,500 - $3,200
p2 Severe $1,400 - $1,800
p3 Moderate $500 - $800
p4 Low $100 - $200
P5 submissions do not receive any rewards for this program.


  • other
  • api