> If a site is vulnerable to XSS it's basically game over security-wise.
Another reply seems to have focused on having XSS causing an attacker to gain access to session cookies. But no one has mentioned using Content-Security-Policy [0] - which if set properly can make it nearly impossible to exploit an XSS vulnerability in the first place.
Another reply seems to have focused on having XSS causing an attacker to gain access to session cookies. But no one has mentioned using Content-Security-Policy [0] - which if set properly can make it nearly impossible to exploit an XSS vulnerability in the first place.
[0] https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP