The Post Form – Registration Form – Profile Form for User Profiles – Frontend Content Forms for User Submissions (UGC) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'buddyformsnav' shortcode in all versions up to, and including, 2.8.15 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Post Form – Registration Form – Profile Form for User Profiles – Frontend Content Forms for User Submissions (UGC) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the buddyformsnewpage function in all versions up to, and including, 2.8.7. This makes it possible for authenticated attackers, with subscriber access or higher, to create pages with arbitrary titles. These pages are published.