MB Custom Post Types & Custom Taxonomies WordPress Plugin Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in the MB Custom Post Types & Custom Taxonomies WordPress plugin, affecting versions prior to 2.7.7. The issue arises because the plugin fails to properly sanitize and escape certain settings. This flaw enables high-privilege users, such as administrators, to execute stored cross-site scripting attacks, even in environments where the unfiltered_html capability is restricted, such as multisite setups.

Impact

Exploitation of this vulnerability allows for stored cross-site scripting, where injected scripts are executed in the context of the user.

Remediation

Users can update to MB Custom Post Types & Custom Taxonomies WordPress plugin version 2.7.7 or later to address this vulnerability.