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Bug bounty reports15,219

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

Program:Tor
Status
Severity
Weakness:Denial of Service
Clear
Year
Bounty paid1
Access stated
Access needed
  • No account0
  • A user account0
  • A privileged role0
  • Admin0
  • Physical or local access0
  • Not clear from the report0
Clear filters3 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
[tor] control connection pre-auth DoS (infinite loop) with --enable-bufferevents#113424ValidDenial of Service–2017-10-19–7
Tor onion service INTRODUCE2 invalid-MAC cells permanently grow service replay cache#3709703ValidDenial of ServiceLow2026-09-10–28
Malicious Conflux Endpoint Can Leave Stale Global OOO Queue Accounting After Teardown#3701692ValidDenial of ServiceLow2026-06-16$10035

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 (2,190 analysed so far), which can be wrong. Data as of 2026-11-15.