broken-access-control

Test and exploit broken access control vulnerabilities in web applications, APIs, and cloud environments.

23|2|Updated Mar 13, 2026
One-click install
npx skills add https://github.com/zhanglimao/Abyss --skill broken-access-control
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: broken-access-control
Source: https://github.com/zhanglimao/Abyss/tree/main/skills/broken-access-control
Command: npx skills add https://github.com/zhanglimao/Abyss --skill broken-access-control

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you identify and exploit weaknesses in access control mechanisms, ensuring your applications prevent unauthorized data access and privilege escalation.

Core Features & Use Cases

  • Comprehensive Testing: Covers OWASP Top 10 risks related to access control, including IDOR, forced browsing, and privilege escalation.
  • Methodology Driven: Provides detailed guides for various scenarios like API permission testing, JWT manipulation, and cloud IAM auditing.
  • Use Case: A penetration tester can use this Skill to systematically test an application's authorization layer, discovering vulnerabilities like a regular user being able to access administrator functions or view another user's sensitive data.

Quick Start

Use the broken-access-control skill to test for IDOR vulnerabilities in the user profile endpoint.

Frequently Asked Questions about broken-access-control

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I test for IDOR vulnerabilities in web applications?

To test for IDOR vulnerabilities, this Skill provides methodologies to manipulate direct object references in web application endpoints, allowing you to systematically identify unauthorized access to other users' sensitive data.

What is the best way to test API authorization and prevent privilege escalation?

Testing API authorization requires evaluating permission matrices to prevent privilege escalation. This Skill offers detailed guides for API permission testing, enabling you to discover if regular users can access administrator functions.

Can I use this methodology to audit cloud IAM misconfigurations?

Yes, you can audit cloud IAM misconfigurations using this Skill. It includes methodologies specifically designed to identify and exploit weaknesses in cloud identity and access management environments.

How does JWT manipulation help exploit broken access controls?

JWT manipulation helps exploit broken access controls by altering token payloads to bypass authorization checks. This Skill provides guides on manipulating JSON Web Tokens to test the application's authorization layer.

Does this cover OWASP Top 10 risks related to forced browsing?

Yes, this covers OWASP Top 10 risks related to access control, including forced browsing. It provides comprehensive testing techniques to identify unauthorized access to restricted pages and resources.