Hamza Avvan – Medium

Hamza Avvan

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Published in
Level Up Coding

Quick & Easy $100 Bug That You Can Find In 3 minutes

Jun 21

Quick & Easy $100 Bug That You Can Find In 3 minutes

Jun 21

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Published in
Level Up Coding

$1500 Bounty Over Exposed GraphQL Leads to Mass User Account Takeovers

A Unique Tale Of Hacking

May 26, 2023

$1500 Bounty Over Exposed GraphQL Leads to Mass User Account Takeovers

May 26, 2023

Pinned

Published in
Level Up Coding

Stealing User Information Via XSS Via Parameter Pollution

So, I was wandering and suddenly this tweet popped up in my news feed.

Jan 12, 2021

Le ethical hacker and bug bounty hunter Sean aka zsenao motivating hackers on twitter.

Jan 12, 2021

Published in
Level Up Coding

4 XSSs With A Simple & Optimized Payload

Check out how I earned $1250 by bypassing WAF in Steal User Information — Chaining XSS & Http Parameter Pollution using an amazing…

May 11

XSS on bugcrowd program triaged

May 11

Published in
Level Up Coding

How To Fix bWAPP Unknown Database Error Windows/Linux

Check out how I was able to earn $1250 x2 by bypassing WAF in Steal User Information — Chaining XSS & Http Parameter Pollution using an…

Apr 6

How To Fix bWAPP Unknown Database Error Windows/Linux

Apr 6

WHT! It took them 3 years to reward you a bounty?

May 15, 2023

May 15, 2023

Published in
Level Up Coding

Cracked Intigriti XSS Challenge 0223 by Dr. Leek

So, I decided to hunt on Intigriti and fortunately, I found this exciting Challenge 0223 by Dr. Leek. Upon entering the challenge, there…

Feb 20, 2023

Cracked Intigriti XSS Challenge 0223 by Dr. Leek

Feb 20, 2023

Hamza Avvan

Hamza Avvan

Senior Security Analyst @Accenture CFC Prague - Bug Bounty Hunter❤️ Follow me on twitter: https://twitter.com/hamzaavvan

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