I Bypassed Strict CSP and Stole a CSRF Token (Live PortSwigger Lab)

🔴 I bypassed strict CSP and stole a CSRF token to change a user's email — live PortSwigger lab! What I cover: ✅ Why CSP blocks standard XSS payloads ✅ Finding HTML injection when scripts fail ✅ Form hijacking with button formaction ✅ Stealing CSRF tokens via GET request ✅ Auto-submitting the malicious form Lab: PortSwigger — Reflected XSS with strict CSP Tools: Browser DevTools, Burp Suite ⚠️ Educational purposes only. Practice ethical hacking with permission. ⏱️ Timestamps: 0:00 — Lab Overview 1:30 — XSS Blocked by CSP 4:00 — HTML Injection Point 6:30 — Malicious Button 9:00 — Capturing CSRF Token 12:00 — Auto-Submitting Form 15:00 — Key Takeaways 📚 Resources: PortSwigger Academy: https://portswigger.net/web-security/cross... 🔔 Subscribe for more bug bounty labs and security content! #BugBounty #CyberSecurity #EthicalHacking #XSS #CSP #WebSecurity #PortSwigger #InfoSec