Taskbuilder WordPress Project and Task Management Plugin Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in the Taskbuilder WordPress Project & Task Management plugin, affecting all versions through 3.0.6. The vulnerability arises from inadequate input sanitization and output escaping on user-supplied attributes in the wppm_tasks shortcode. This flaw allows authenticated attackers with contributor-level access or higher to inject arbitrary scripts into pages, which are executed when users access the compromised page.

Impact

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

Remediation

Users are advised to update the Taskbuilder WordPress Project & Task Management plugin to version 3.0.7 or a newer patched version.