pentest-auth-bypass

Identify and exploit authentication bypass vulnerabilities in web applications.

74|10|Updated Mar 5, 2026
One-click install
npx skills add https://github.com/yhy0/ghsa-skill-builder --skill pentest-auth-bypass
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: pentest-auth-bypass
Source: https://github.com/yhy0/ghsa-skill-builder/tree/main/vuln-skills/skills/pentest-auth-bypass
Command: npx skills add https://github.com/yhy0/ghsa-skill-builder --skill pentest-auth-bypass

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps penetration testers identify and exploit authentication bypass vulnerabilities in web applications, securing systems against unauthorized access.

Core Features & Use Cases

  • Attack Surface Discovery: Identifies high-risk authentication points like login forms, OTP mechanisms, and password reset functions.
  • Exploitation Techniques: Provides detailed methods for bypassing OTP/2FA, manipulating tokens, exploiting default credentials, and more.
  • Use Case: When tasked with a penetration test, load this Skill to systematically discover and test for ways to bypass user authentication, gaining access to restricted areas.

Quick Start

Use the pentest-auth-bypass skill to test for OTP bypass vulnerabilities on the login page.

Frequently Asked Questions about pentest-auth-bypass

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

FAQPage Schema
How do I bypass 2FA and OTP mechanisms during a web application penetration test?

To bypass 2FA and OTP mechanisms, this Skill provides detailed exploitation techniques for manipulating tokens and exploiting session management flaws. It analyzes attack surfaces on login forms to systematically test for authentication bypass vulnerabilities.

What are common authentication bypass vulnerabilities in session management?

Common authentication bypass vulnerabilities include session fixation, token manipulation, and exploiting default credentials. This Skill helps identify these flaws by analyzing high-risk authentication points like password reset functions to secure systems against unauthorized access.

How can I identify attack surfaces for account takeover vulnerabilities?

You can identify attack surfaces for account takeover by analyzing high-risk authentication points such as login forms, OTP mechanisms, and password reset functions. This Skill facilitates attack surface discovery to locate vulnerable endpoints for exploitation.

What is the best way to test for default credentials in a penetration test?

The best way to test for default credentials is to systematically apply provided exploitation methods against identified authentication points. This Skill offers comprehensive strategies to exploit default credentials and bypass user authentication in restricted areas.

Does this Skill require specific tools to test for session fixation?

No specific tools are required as dependencies to test for session fixation. This Skill provides the reasoning and exploitation techniques needed to manipulate tokens and discover session management flaws directly within your penetration testing workflow.