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 createImage(blob){var pastedImage=new Image();pastedImage.src=blob;pastedImage.onload=function(){var sourceSplit=blob.split('base64,');inputElement.value=sourceSplit[1]};var zone=document.getElementById('screenshot-zone');zone.innerHTML='';zone.className='screenshot-pasted';zone.appendChild(pastedImage);destroy();initialize()}