Cross-site scripting (XSS) vulnerability in EspoCRM before 2.6.0 allows remote attackers to inject arbitrary web script or HTML via the desc parameter in an errors action to install/index.php.
https://www.htbridge.com/advisory/HTB23238
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-7836
http://www.securityfocus.com/bid/70806
http://www.securityfocus.com/archive/1/533844/100/0/threaded
http://packetstormsecurity.com/files/128888/EspoCRM-2.5.2-XSS-LFI-Access-Control.html