Cross-site scripting (XSS) vulnerability in problem.php in PluggedOut Blog 1.9.9c allows remote attackers to inject arbitrary web script or HTML via the data parameter.
SQL injection vulnerability in exec.php in PluggedOut Blog 1.9.9c allows remote attackers to execute arbitrary SQL commands via the entryid parameter in a comment_add action.
SQL injection vulnerability in index.php in PluggedOut Blog 1.9.5 and earlier allows remote attackers to execute arbitrary SQL commands via the (1) categoryid, (2) entryid, (3) year, (4) month, and (5) day parameter.