CVE-2017-16633
In Joomla! before 3.8.2, a logic bug in com_fields exposed read-only information about a site’s custom fields to unauthorized users.
Date published : 2017-11-09
http://www.securityfocus.com/bid/101702
https://developer.joomla.org/security-centre/715-20171103-core-information-disclosure.html