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Bug bounty reports15,219

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

Program:Concrete CMS
Status:Valid
Clear
Severity
Weakness
Year
Bounty paid0
Access stated
  • No account0
  • A user account0
  • Admin or privileged0
Access needed:No account
Technique
Clear filters2 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
Password Reset link hijacking via Host Header PoisoningAnalysed#226659ValidAccess ControlNone2017-06-06–73
'cnvID' parameter vulnerable to Insecure Direct Object ReferencesAnalysed#265284ValidInsecure Direct Object ReferenceCritical2018-04-15–22

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.