CVE-2019-16969
In FusionPBX up to 4.5.7, the file appfifo_listfifo_interactive.php uses an unsanitized "c" variable coming from the URL, which is reflected in HTML, leading to XSS.
Date published : 2019-10-21
https://github.com/fusionpbx/fusionpbx/commit/d3679bbeface57a21f6623cbc193b04a7fc0a885