# Exploit Title: YetiForce CRM < 3.1 - Persistant XSS Vulnerability # Exploit Author: David Silveiro # Exploit Author Github: github.com/davidsilveiro # Exploit Author Twitter: twitter.com/david_silveiro # Vendor Homepage: https://yetiforce.com/ # Software Link: http://sourceforge.net/projects/yetiforce/ # Date: Fixed on 20th June 2016 YetiForce CRM was built on a rock-solid Vtiger foundation, but has hundreds of changes that help to accomplish even the most challenging tasks in the simplest way YetiForce is vulnerable to a stored XSS vulnerability present within a users comment section. POC: Within 'Companies & Accounts > Accounts' select your prefered user, and then in the 'Comments' section input; <img src=x onerror=alert('XSS');> Either refresh the current page, or navigate back to 'Accounts'