mikacr1138/claude-bug-bounty · skills/web2-vuln-classes/SKILL.md

web2-vuln-classes skillF

web2-vuln-classes is agent-read markdown (skill) from mikacr1138/claude-bug-bounty: Complete reference for 18 web2 bug classes with root causes, detection patterns, bypass tables, exploit techniques, and real paid examples. Covers IDOR, auth bypass, XSS, SSRF (11 IP bypass techniques), SQLi, business logic, race conditions, OAuth/OIDC, file upload (10 bypass techniques), GraphQL, LLM/AI (ASI01-ASI10 agentic framework), API misconfig, ATO taxonomy, SSTI, subdomain takeover, cloud/infra misconfigs, HTTP smuggling, cache poisoning. Use when hunting a specific vuln class or studyin.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add mikacr1138/claude-bug-bounty/web2-vuln-classes@git:20260317.a154787
Exact content
mdr add mikacr1138/claude-bug-bounty/web2-vuln-classes@sha256:81d1eed13caa5f8c

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_b4xwo6pk7opf33gd.svg)](https://markdownregistry.com/a/art_b4xwo6pk7opf33gd)

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Versions

versioncommittedcommitsizeaudit
git:20260317.a154787 latest2026-03-17 a154787 20,836 BF view

Audit of the latest version

F  13 of 17 checks passed. Deterministic, no model, same answer every run.
  • FAIL, critical: No link to an exfiltration or paste host (matched: https://attacker.burpcollaborator)
  • fail: No prompt-injection phrasing (matched: Ignore previous instructions)
  • fail: No link to a raw IP address (matched: http://169.254.169.254)
  • fail: No script tag (matched: <script)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (20836 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters

Source

GitHub

mikacr1138/claude-bug-bounty · 3 stars · license MIT · pushed 2026-09-17 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_b4xwo6pk7opf33gd
GET https://markdownregistry.com/api/v1/resolve?ref=mikacr1138/claude-bug-bounty/web2-vuln-classes
GET https://markdownregistry.com/api/v1/blob/81d1eed13caa5f8c193c967dc47bd9f86d95fa2385869d5fb94d92ddf0e6adec

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.