Bug bounty reports15,219
Publicly disclosed HackerOne reports, with the platform's own outcome and severity.
| Report | Status | Weakness | Severity | Disclosed | Bounty | Votes |
|---|---|---|---|---|---|---|
| Authentication Bypass in Subscription Management EndpointAnalysed#3417162 | Valid | Insecure Direct Object Reference | Critical | 2025-11-17 | – | 68 |
| Authentication Token Theft via Open Redirect in Callback URL ParameterAnalysed#3419636 | Valid | Authentication | Critical | 2025-11-14 | – | 60 |
| SSRF in img.lemlist.com that leads to Localhost Port ScanningAnalysed#783392 | Valid | Server-Side Request Forgery | Medium | 2020-05-28 | – | 23 |
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 (4,182 analysed so far), which can be wrong. Data as of 2026-11-15.