Exploit Title:Brave Browser < 0.13.0 Denial of Service (resource consumption) via a long alert() argument. # Date: 2017-10-16 # Exploit Author: Sahil Tikoo # Vendor Homepage: https://brave.com # Software Link: https://github.com/brave/browser-laptop # Version: 0.12.5 # Tested on: Kali Linux,Ubuntu ,Windows OS # CVE : CVE-2017-18256 #PoC