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The Ultimate (Self) XSS Challenge 😈

~ Can you pop an alert in this page?

Not your typical XSS challenge this time!

Did you win? 🏆 Prove it! Open an issue
This challenge runs on Snow ❄️
⭐ it if you like it!

Hall of Fame

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Snow ❄️

Snow aspires to standardize how to recursively own newborn windows within a browser webpage, from the context of the webpage itself.

📖 Technical explanation
⚙️ Installation and usage
👩🏽‍💻 Source Code
💪🏻 Motivation behind this project

Demo 🧐

~ Can you bypass Snow?






Funded by Consensys 💙
Maintained and developed by MetaMask 🦊
Invented and developed by Gal Weizman 👋🏻