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HackerOne · disclosed reports

Misconfiguration and Insecure Design

92 disclosed reports · $24,600 paid

Every dot is a report; the named ones are the most upvoted. Bright dots were paid a bounty. Reports open on HackerOne.

Open HackerOne on HackerOne
reports
92
paid a bounty
20

Every one of the 92 is a mark on the map. Named now: 1 to 26, most upvoted first.

  1. Internal Access to Hackerone confluence Docs#3113398HackerOne · $12,500 · 227 votes
  2. Indexing of urls on the "External link warning" pages discloses many vulnerable endpoints from the past and unlisted videos/photos#1034257HackerOne · 194 votes
  3. Account creation with invalid email addresses / email is accepting % and %0d%0a line termination chars#815085HackerOne · $3,750 · 176 votes
  4. Hacker.One Subdomain Takeover#159156HackerOne · 154 votes
  5. Stealing contact form data on www.hackerone.com using Marketo Forms XSS with postMessage frame-jumping and jQuery-JSONP#207042HackerOne · 153 votes
  6. Recently added 'Country' field doesn't send email notification when changed#961841HackerOne · 108 votes
  7. Password not checked when disabling 2FA on HackerOne#587910HackerOne · 95 votes
  8. Domain highlighting on External link warning is not working on Chrome & Microsoft Edge browsers on Mobile#2553026HackerOne · 82 votes
  9. [hackerone.com] Program's old handles are not blacklisted like usernames and allows reclaim over past handles for potential abuse#2241266HackerOne · 81 votes
  10. Bypass rate limiting on /users/password (possibly site-wide rate limit bypass?)#170310HackerOne · 76 votes
  11. Homograph fix Bypass#271324HackerOne · 71 votes
  12. Parameter pollution in social sharing buttons#105953HackerOne · $500 · 62 votes
  13. Invalid Host detection at https://hackerone.com/redirect#278095HackerOne · 57 votes
  14. Register & create a ticket as somebody else on HackerOne Support#2082680HackerOne · 56 votes
  15. 2M Reports on HackerOne Celebration! - Ability to bulk-submit many reports.#2000000HackerOne · 54 votes
  16. Missing SPF for hackerone.com#120HackerOne · 48 votes
  17. Content Security Policy not applied to error pages at multiple HackerOne endpoints#250729HackerOne · 45 votes
  18. Google Analytics could be used as CSP bypass for data exfiltration on hackerone.com#199779HackerOne · 44 votes
  19. Private program email forwarding response invitation not expire after first use.#209140HackerOne · 38 votes
  20. Ability to bulk submit reports via query named based batching#2166697HackerOne · $500 · 37 votes
  21. Common response suggestion is sent to Google Analytics when user accepts duplicate comment Genius suggestion#297181HackerOne · $500 · 37 votes
  22. HackerOne Integrations Design Issue#172289HackerOne · $500 · 36 votes
  23. Updating payout preference to CurrencyCloud doesn't notify user via email#240083HackerOne · $500 · 35 votes
  24. CSRF at [Apply to this program] that lead to submit your request automatic with out any validations#334253HackerOne · 30 votes
  25. Email spoofing#575HackerOne · 28 votes
  26. Report redaction doesn't apply to report title update activities#196358HackerOne · 27 votes

paid a bounty

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-14. CVE List through 2026-11-14 · EPSS of 2026-11-13 · CISA KEV checked 2026-11-14. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.

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