X7Chat <= 2.0.2 avatar XSS injection Discovered by: Nomenumbra Date: 6/4/2006 impact:moderate (privilege escalation,possible defacement) X7Chat versions 2.0.2 and below are prone to XSS injection in a user's avatar. By setting this as the url of your avatar: javascript:alert('xss') you'd have some good ol' XSS Nomenumbra/[0x4F4C]