Api Fuzzing For Bug Bounty
Provides API guidance and assistance for agent workflows.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add api-fuzzing-for-bug-bounty npx -- -y @trustedskills/api-fuzzing-for-bug-bounty
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"api-fuzzing-for-bug-bounty": {
"command": "npx",
"args": [
"-y",
"@trustedskills/api-fuzzing-for-bug-bounty"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill automates the process of API fuzzing, which involves sending malformed or unexpected inputs to an API endpoint to identify potential vulnerabilities such as injection flaws, buffer overflows, and improper error handling. It systematically tests various parameters and payloads to uncover weaknesses that could be exploited in bug bounty programs.
When to use it
- You are preparing for a bug bounty program and need to test APIs for security issues.
- You suspect an API may have unhandled edge cases or input validation flaws.
- You want to automate the initial reconnaissance phase of a penetration test against web services.
Key capabilities
- Automated generation and sending of malformed payloads
- Detection of common API vulnerabilities (e.g., SQLi, XSS)
- Integration with bug bounty platforms for reporting findings
Example prompts
- "Test the
/user/loginendpoint ofexample.comfor potential injection flaws." - "Perform fuzzing on all endpoints in the
api.example.orgdomain." - "Generate a report of vulnerabilities found during API fuzzing on
targetapp.net."
Tips & gotchas
- Ensure you have proper authorization before testing any API to avoid legal issues.
- Some APIs may rate-limit or block suspicious traffic, so adjust request frequency accordingly.
Tags
TrustedSkills Verification
Unlike other registries that point to live repositories, TrustedSkills pins every skill to a verified commit hash. This protects you from malicious updates — what you install today is exactly what was reviewed and verified.
Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.