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Bug bounty reports15,219

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

Program:Nextcloud
Status
Severity
Weakness:Server-Side Request Forgery
Clear
Year
Bounty paid2
Access stated
  • No account0
  • A user account0
  • Admin or privileged0
Access needed:A user account
Technique
Clear filters3 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
SSRF via User-Controlled Push proxyServer in Notifications Push RegistrationAnalysed#3623149ValidServer-Side Request ForgeryMedium2026-09-30–48
SSRF via potential filter bypass with too lax local domain checkingAnalysed#1608039ValidServer-Side Request ForgeryLow2022-09-16$25030
SSRF protection bypassAnalysed#736867ValidServer-Side Request ForgeryMedium2020-03-14$10018

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.