Language: JavaScript
Label: vulnerable
CWE: CWE-79 \u2014 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Code:
function initialize(){destroy();if(!window.Clipboard){pasteCatcher=document.createElement('div');pasteCatcher.id='screenshot-pastezone';pasteCatcher.contentEditable=!0;pasteCatcher.style.opacity=0;pasteCatcher.style.position='fixed';pasteCatcher.style.top=0;pasteCatcher.style.right=0;pasteCatcher.style.width=0;document.body.insertBefore(pasteCatcher,document.body.firstChild);pasteCatcher.focus();document.addEventListener('click',setFocus);document.getElementById('screenshot-zone').addEventListener('click',setFocus)}
window.addEventListener('paste',onPaste,!1)}