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…/claude-bughunter/hunt-api-misconfig
home/skills/elementalsouls/claude-bughunter/hunt-api-misconfig
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hunt-api-misconfig

byelementalsouls· 56 skills

Installs

85

Stars

3.2k

Forks

493

Category

Security

View on GitHub

TL;DR

Hunt API security misconfiguration — mass assignment, prototype pollution, HTTP verb tampering. Mass assignment: send {is_admin:true, role:admin, verified:true} on profile/account/reset endpoints — server blindly applies. JWT signature/crypto forging (alg:none, key confusion, kid/jku) is owned by hunt-jwt-crypto; this skill covers only non-crypto JWT handling. Prototype pollution: __proto__ injection in JSON merge / Object.assign / lodash _.merge → polluted prototype reaches sink (RCE in Node, XSS in browser). HTTP verb: GET-bypass-CSRF, X-HTTP-Method-Override, TRACE enabled. Detection: API responses with extra fields, JWTs in headers (decode at jwt.io). CORS misconfiguration (reflect-any-origin, null origin, subdomain-regex bypass, postMessage) is owned by hunt-cors. Use when hunting API misconfigs, mass-assignment, prototype pollution (JWT crypto → hunt-jwt-crypto).

How to install hunt-api-misconfig?

elementalsouls/claude-bughunter/hunt-api-misconfig
$npx -y skills add elementalsouls/claude-bughunter --skill hunt-api-misconfig

Installs into the current project.

›Prefer a prompt? Paste this to your agent

Use this skill

Run `npx skills use "https://github.com/elementalsouls/claude-bughunter" --skill "elementalsouls/claude-bughunter/hunt-api-misconfig"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.

Use the whole pack

Use the skills in "https://github.com/elementalsouls/claude-bughunter" that are relevant to the current task. Run `npx skills add "https://github.com/elementalsouls/claude-bughunter"` and select the relevant skills, then follow their instructions.

Preview

elementalsouls/claude-bughunterelementalsouls/claude-bughunter

$ npx -y skills add elementalsouls/claude-bughunter --skill hunt-api-misconfig

▸ installing to .claude/skills…

✓ hunt-api-misconfig ready

Repoelementalsouls/claude-bughunter
TypeSkills
CategorySecurity
ForDeveloperAnalyst
UpdatedJul 2026
License—
First seenJul 27, 2026

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