Bug bounty reports15,219
Publicly disclosed HackerOne reports, with the platform's own outcome and severity.
| Report | Status | Weakness | Severity | Disclosed | Bounty | Votes |
|---|---|---|---|---|---|---|
| One-click account hijack for anyone using Apple sign-in with Reddit, due to response-type switch + leaking href to XSS on www.redditmedia.comAnalysed#1567186 | Valid | Access Control | – | 2022-08-02 | – | 509 |
| [accounts.reddit.com] Redirect parameter allows for XSSAnalysed#1962645 | Valid | Cross-site Scripting | – | 2023-05-18 | $5,000 | 394 |
| Blind SSRF to internal services in matrix preview_link APIAnalysed#1960765 | Valid | Server-Side Request Forgery | – | 2023-04-26 | $6,000 | 344 |
| Exposed proxy allows to access internal reddit domainsAnalysed#2967634 | Valid | Access Control | High | 2025-02-24 | $7,500 | 296 |
| Reflected xss in https://sh.reddit.comAnalysed#1549206 | Valid | Cross-site Scripting | – | 2022-05-08 | $5,000 | 166 |
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 (348 analysed so far), which can be wrong. Data as of 2026-11-14.