Description
WordPress Plugin MDC YouTube Downloader is prone to a local file inclusion vulnerability because it fails to sufficiently verify user-supplied input. Exploiting this issue may allow an attacker to obtain sensitive information that could aid in further attacks. WordPress Plugin MDC YouTube Downloader version 2.1.0 is vulnerable; prior versions are also affected.
Remediation
Update to plugin version 2.1.1 or latest
References
http://www.vapidlabs.com/advisory.php?v=133
https://www.exploit-db.com/exploits/37529/
http://seclists.org/oss-sec/2015/q3/50