Multi-factor Auth Bypass with Password Reset Function

Recently when I was testing a web application, which is used for money transfer, wallet and banking, the scenario was that the multi factor authentication was compulsory, without enabling the user cannot use the application, I was able to login into someone’s account without MFA and with only username and password

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Exploiting Application Logic to Referral Code Disclosure

The target was a food delivery application, there was a functionality of referral code to invite someone and get cashback for that in the wallet but the user only get the referral code after placing first order, i exploited application logic to get referral code without placing order

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Chaining Small Vulnerabilities to Account takeover

The application was an admin application which is used to manage users, user-roles, user-groups, and other user account options, I found several vulnerabilities in the applications which can be chained and lead to many account takeovers in the application, firstly I will list the vulnerabilities that I found and after that a demonstration, how I chained the vulnerabilities

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Compromise complete application with CSRF attack

I was looking for responsible disclosure programs and came across a program, let’s call it example.com

I started enumeration, the website is basically used to create applications which will be deployed as a subdomain on the website domain, like if I created an application test then URL to the application will be https://test.example.com

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