Bug bounty reports15,219
Publicly disclosed HackerOne reports, with the platform's own outcome and severity.
| Report | Status | Weakness | Severity | Disclosed | Bounty | Votes |
|---|---|---|---|---|---|---|
| com.basecamp.bc3 Webview Javascript Injection and JS bridge takeoverAnalysed#1343300 | Valid | Cross-site Scripting | High | 2022-09-23 | – | 21 |
| Improper Authentication via previous backup code loginAnalysed#1485788 | Valid | Authentication | Medium | 2022-03-24 | – | 24 |
| RCE via exposed JMX server on jabber.37signals.com/jabber.basecamp.comAnalysed#1456063 | Valid | Deserialization and Object Injection | Low | 2022-04-26 | $100 | 30 |
| Able to steal bearer token from deep linkAnalysed#1372667 | Valid | Authentication | High | 2022-03-27 | $6,337 | 110 |
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.