Planning Center Online Giving WordPress Plugin Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in the Planning Center Online Giving WordPress plugin, affecting versions through 1.0.0. The issue arises because the plugin fails to properly validate and escape certain shortcode attributes before rendering them on pages or posts. This flaw enables users with a contributor role or higher to inject malicious scripts that are stored and executed later.

Impact

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