Day 30of 30 Day — 30 Vulnerabilities | Cross-Site Request Forgery (CSRF)

Day 30: Mastering Account Takeover through CSRF Token Reuse — Essential Tricks & Techniques Based on Personal Experience and Valuable POCs

[ In collaboration with Abhijeet Kumawat ( LinkedIn | Twitter)]

Hey geeks, it4chis3c (Twitter) here with one more write-up on tricks & tips to detect CSRF. Today, we’re focusing on a subtle yet dangerous attack vector — Account Takeover through CSRF Token Reuse. This vulnerability can have serious implications if exploited, allowing attackers to hijack user accounts and gain unauthorized access. Let’s break down the essentials.

1. Brief Description

What is Account Takeover through CSRF Token Reuse?

Account Takeover through CSRF Token Reuse occurs when an attacker exploits the reuse of Cross-Site Request Forgery (CSRF) tokens to perform unauthorized actions on behalf of a legitimate user. CSRF tokens are intended to protect against unauthorized requests, but if they are reused or not properly implemented, attackers can trick users into executing actions that compromise their accounts.

How Does It Work?

The attack typically involves tricking a victim into performing an action, such as clicking a malicious link or…