Security researcher Futility, has submitted on 27/06/2008 a cross-site-scripting (XSS) vulnerability affecting www.protons.com, which at the time of submission ranked 1673404 on the web according to Alexa.
We manually validated and published a mirror of this vulnerability on 08/07/2008. It is currently unfixed.
If you believe that this security issue has been corrected, please send us an e-mail.
Vulnerable URL: https://www.protons.com/email-this-page/index.php?page=%22%3E%3Cscript%3Ealert(1)%3C/script%3E