Need to find a vulnerability on my script

I made a php script long time ago. Was my first commercial script and now i see is used on lots of websites without a valid license.

I need to find a vulnerability and i can't find one (because was coded by i can't really see anything wrong)

Is my script, i can give proof.

More details about the script will be given via PMB.

I will pay ONLY if at least one vulnerability is found.

Skills: Engineering, PHP, Software Testing, Website Testing

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About the Employer:
( 0 reviews ) Galati, Romania

Project ID: #4353038

4 freelancers are bidding on average $145 for this job


HI! Looking forward into discussing the matter in private. Kind Regards

$200 USD in 3 days
(236 Reviews)

Hi, I'm interested. I have a lot of experience in the field of website security and vulnerability discovery and more. Please check my profile and Your INBOX for more details. Thank You.

$250 USD in 3 days
(22 Reviews)

Ready to start [url removed, login to view] in nulling

$140 USD in 3 days
(31 Reviews)

Hello. I can check your code for vulnerabilities. More details in private.

$100 USD in 3 days
(20 Reviews)

Let's roll! What particular type of vulnerability do you have? How big the script is?

$89 USD in 2 days
(0 Reviews)