Hi Folks, Long time no see, it’s Seif Elsallamy, Remember me ? if not 🙁 you may go through my previous blogs Stored XSS in the heart of the Russian email provider giant (Mail.ru) , Rolling around and Bypassing Facebook’s Linkshim protection on iOS
Today I’m gonna show you a race condition bug which i recently fall in love with those kind of vulnerabilities especially in when it comes to Facebook also i want to mention that this bug is super simple to understand It’s not complicated, the only complicated part is how to test and finding it.