CVE-2017-16814
A Directory Traversal issue was discovered in the Foxit MobilePDF app before 6.1 for iOS. This occurs by abusing the URL + escape character during a Wi-Fi transfer, which could be exploited by attackers to bypass intended restrictions on local application files.
Date published : 2018-02-26
https://www.foxitsoftware.com/support/security-bulletins.php