We've released the solutions for the client-side prototype pollution labs, hope you enjoyed them. I'd love to hear your thoughts. https://portswigger.net/web-security/prototype-pollution
What is prototype pollution? | Web Security Academy

Prototype pollution is a JavaScript vulnerability that enables an attacker to add arbitrary properties to global object prototypes, which may then be ...

@gaz My main impression: the DOM Invader prototype pollution feature is almost too good. I click a button, I get an exploit. 😛
@amlw Hehe that's good to hear. If you can think of any improvements just let me know.