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Bug bounty reports15,219

Publicly disclosed HackerOne reports, with the platform's own outcome and severity.

Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
Account takeover at https://try.discourse.org due to no CSRF protection in connecting Yahoo accountAnalysed#423022ValidCross-Site Request ForgeryHigh2018-12-06–89
CSRF-tokens on pages without no-cache headers, resulting in ATO when using CloudFlare proxy (Web Cache Deception)Analysed#260697ValidCross-Site Request ForgeryLow2018-08-08–58

Status and severity are HackerOne's. “Access stated” is what the title says; “Access needed” and techniques come from CyberSIXT's analysis of the public report, where there is one, which can be wrong. Data as of 2026-11-15.