session-fixation

Name: session-fixation
Availability: InStock
Author: SecurityforTech

Detect session fixation and token exposure vulnerabilities in web applications.

6|1|Updated Mar 9, 2026

Search Tags:#authentication #session management #web security #pentesting #session fixation #token exposure

Ready to run

npx skills add https://github.com/securityfortech/hacking-skills --skill session-fixation

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: session-fixation
Source: https://github.com/securityfortech/hacking-skills/tree/main/skills/web/session/session-fixation
Command: npx skills add https://github.com/securityfortech/hacking-skills --skill session-fixation

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses critical session management vulnerabilities, protecting against session fixation and token exposure that can lead to unauthorized account access.

Core Features & Use Cases

Detect Session Fixation: Identifies if applications issue new session tokens upon authentication.
Prevent Token Exposure: Tests for insecure transmission of session IDs (HTTP, GET parameters).
Use Case: A pentester uses this skill to verify that a web application properly invalidates session tokens after logout, preventing attackers from hijacking user accounts by exploiting predictable or exposed session IDs.

Quick Start

Analyze the provided target URL for session fixation vulnerabilities.

Frequently Asked Questions about session-fixation

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

FAQPage Schema

How do I test for session fixation vulnerabilities in web applications?▼

To test for session fixation, you analyze whether a web application issues a new session token post-authentication and checks if pre-login tokens remain valid. This process identifies insecure session management practices.

What is session token exposure and how does it lead to account takeover?▼

Session token exposure happens when session IDs are transmitted insecurely over HTTP or passed in GET parameters. Attackers intercept these exposed tokens to hijack active user sessions and achieve unauthorized account access.

Can I use OWASP ZAP or Burp Suite to analyze session token randomness?▼

Yes, you can use OWASP ZAP or Burp Suite for session token analysis and randomness testing. These tools intercept tokens, analyze post-authentication issuance, and verify secure transmission practices within web applications.

Why does a web application need to invalidate session tokens after logout?▼

Applications must invalidate session tokens after logout to prevent session fixation attacks. If pre-login or post-logout tokens remain valid, attackers exploit them to bypass authentication and hijack user accounts.

What is the best way to detect insecure session management during pentesting?▼

The best way to detect insecure session management is by analyzing session token issuance post-authentication and testing for insecure transmission over HTTP or GET parameters. This reveals session fixation and token exposure vulnerabilities.