Description
WordPress Plugin Zedna eBook download is prone to a directory traversal vulnerability because it fails to sufficiently verify user-supplied input. Exploiting this issue can allow an attacker to obtain sensitive information that could aid in further attacks. WordPress Plugin Zedna eBook download version 1.1 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.2 or latest
References
https://www.exploit-db.com/exploits/39575/
https://packetstormsecurity.com/files/136321/WordPress-eBook-Download-1.1-Directory-Traversal.html