pentester.land· Aug 12, 2022· by Lorenzo Stella (@lorenzostella)

DOM Cross-Site Scripting Via postMessage in AnnounceKit

Target Program: Announcekit

🎯 Vulnerability: Cross-Site Scripting (XSS)

💡 Defense Fix: Enforce Context-Aware Output Encoding, strict Content-Security-Policy (CSP), and HttpOnly cookie flags.

#DOM XSS