Hello Everyone, I’m Seif Elsallamy an Application Penetration Tester at @Seekurity Today I will introduce to you beautiful readers a bug that we discovered in Twitter social network, We are going to go a bit deeper. This vulnerability was discovered back in 2018 and we decided to publish it as we were restricted to sharing […]

Hello Everyone, I’m Seif Elsallamy an Application Penetration Tester at @Seekurity First of all, this is a very old blog post (the issue was originally discovered back in 2017) but we thought it might be useful to publish it hope it helps someone else in their research. If you’re an Edge user you should be […]

Hey, it’s Seif, again and again… Today I’m gonna show you how to verify any (unused) email on twitter account without having access to the email itself But the important question, why to verify an email on a Twitter account ?Twitter email verification is compulsory, you can not create an account without verifying the email […]

 Hi Everyone, It’s Seif Elsallamy here, I have been away for a while, I really miss doing the stuff i’m good at, Yes breaking things, here take a look at my old posts. I’m back again to all of you with a cool denial of service bug I’ve discovered in Twitter but before diving in […]

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 […]

Supp!, How are you guys! I hope you’re fine, I’m Seif Elsallamy (again) if you don’t remember me read my previous blog here: Stored XSS in the heart of the Russian email provider giant (Mail.ru) Before we go in depth, lets know What is Linkshim ?

  Hi, I’m Seif Elsallamy a bug hunter from Seekurity Team, Today i will show you a critical reflected Cross Site Scripting bug affecting mail.ru and could be used as an XSS worm but first let’s dive into some general information.