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Bug bounty reports15,219

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

Program:Superhuman (formerly Grammarly)
Status
Severity
Weakness:Input Validation and Logic
Clear
Year
Bounty paid0
Access stated
  • No account0
  • A user account0
  • Admin or privileged0
Access needed
  • No account1
  • A user account0
  • A privileged role0
  • Admin0
  • Physical or local access0
  • Not clear from the report0
Technique
Clear filters2 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
Config override using non-validated query parameter allows at least reflected XSS by injecting configuration into stateAnalysed#1082847ValidInput Validation and LogicMedium2021-03-01–223
Bypassing the Grammarly plagiarism checker by simply replacing characters in the source text#1282282InformativeInput Validation and LogicNone2021-10-28–18

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 (3,686 analysed so far), which can be wrong. Data as of 2026-11-15.