SQL injection vulnerability in the administration panel in the DMSGuestbook 1.7.0 plugin for WordPress allows remote authenticated administrators to execute arbitrary SQL commands via unspecified vectors. NOTE: it is not clear whether this issue crosses privilege boundaries.
https://www.exploit-db.com/exploits/5035
https://exchange.xforce.ibmcloud.com/vulnerabilities/40196
http://www.securityfocus.com/archive/1/487437/100/0/threaded