CBBH
HackTheBox

HTB Certified Bug Bounty Hunter

Intermediate 7-day practical exam Pass: Passing report $210

Web vulnerability assessment for bug bounty — XSS, IDOR, SSRF, auth bypass, API hacking.

Official Page
IssuerHackTheBox
Format7-day practical exam
Duration7 days
Pass ScorePassing report
Full Syllabus
Web Reconnaissance & OSINT 15%
Subdomain enumeration, JS analysis, Google dorking, certificate transparency, Wayback Machine
HTTP Fundamentals 10%
HTTP/2 protocol, headers, cookies, authentication mechanisms, proxy configuration
Injection Attacks 20%
SQLi (all types), XSS (reflected/stored/DOM), command injection, SSTI, NoSQL injection
Authentication Attacks 15%
Brute force, session attacks, JWT exploitation, OAuth misconfigs, password reset flaws
Modern Web Vulnerabilities 20%
SSRF, XXE, IDOR, CORS misconfigs, Race Conditions, HTTP Smuggling, Cache Poisoning
API Security Testing 10%
REST/GraphQL testing, broken object-level auth, excessive data exposure, mass assignment
Bug Bounty Methodology 10%
Scope analysis, report writing, CVSS, triage process, responsible disclosure