Bounty Tutorial Exclusive - Bug

URL parameters with numbers or strings ( id=123 ), login forms, search fields, and API filters.

Remote Code Execution (RCE)

Now the real hunting begins. You have a list of live targets, their parameters, and their tech stacks. You’ll test each category manually. Automated tools miss >70% of bugs; manual thinking finds the rest. bug bounty tutorial exclusive

Change the Content-Type header. If an endpoint accepts application/json , try sending application/xml with an XXE payload. Developers write serializers for JSON but forget to secure the legacy XML parser.

: A modern, sophisticated, vulnerable web application built with Node.js, Express, and Angular. URL parameters with numbers or strings ( id=123

Explain the business risk. "I can steal all user data" sounds better than "Found an IDOR."

site:target.com "index of /" (Locates exposed directory listings) 2. Active Reconnaissance You’ll test each category manually

When updating a user profile via a PUT /api/v1/user request, inject administrative parameters into the JSON payload. Example Payload:

: Step-by-step instructions so the company can reproduce your exact findings.

Use JS unpackers and beautifiers to turn minified code into readable formats.

: Explain what an attacker could achieve (e.g., account takeover, data theft).