Home / snailsploit / claude-red · Skills/web/offensive-idor/SKILL.md · GitHub

offensive-idor skillC

offensive-idor is agent-read markdown (skill) from snailsploit/claude-red.

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.

What the file says

# SKILL: Insecure Direct Object References (IDOR)

## Metadata
- **Skill Name**: idor
- **Folder**: offensive-idor
- **Source**: https://github.com/SnailSploit/offensive-checklist/blob/main/idor.md

## Description
IDOR (Insecure Direct Object Reference) testing checklist: object ID enumeration, horizontal/vertical privilege escalation, GUID predictability, indirect references via hashes, chained IDOR, and API endpoint IDOR. Use for web app pentests and bug bounty IDOR discovery.

## Trigger Phrases
Use this skill when the conversation involves any of:
`IDOR, insecure direct object reference, horizontal privilege escalation, vertical privilege escalation, object enumeration, GUID, API IDOR, mass assignment, broken access control`

## Instructions for Claude

When this skill is active:
1. Load and apply the full methodology below as your operational checklist
2. Follow steps in order unless the user specifies otherwise
3. For each technique, consider applicability to the current target/context
4. Track which checklist items have been completed
5. Suggest next steps based on findings

---

## Full Methodology

# Insecure Direct Object References (IDOR)

## Shortcut

```mermaid
…

Read the whole file at its exact version.

How to install

Latest version
mdr add snailsploit/claude-red/offensive-idor@git:20260506.70e0c89
Exact content
mdr add snailsploit/claude-red/offensive-idor@sha256:03a3002dd293907c

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_2q4fvsfhzc7srtil.svg)](https://markdownregistry.com/a/art_2q4fvsfhzc7srtil)

1 badge views in 30 days

Versions

versioncommittedcommitsizeaudit
git:20260506.70e0c89 latest2026-05-06 70e0c89 25,606 BC view

Audit of the latest version

C  14 of 17 checks passed. Deterministic, no model, same answer every run.
  • fail: Frontmatter block present
  • fail: Frontmatter declares a name
  • fail: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (25606 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • 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
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

snailsploit/claude-red · 6,831 stars · license MIT · pushed 2026-09-19 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_2q4fvsfhzc7srtil
GET https://markdownregistry.com/api/v1/resolve?ref=snailsploit/claude-red/offensive-idor
GET https://markdownregistry.com/api/v1/blob/03a3002dd293907c507c27107d44368668d26dcfccf6d9a25197b871f58f528e

Your agent does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

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Every file in snailsploit/claude-red

Other files named offensive-idor

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