Post Slider and Post Carousel WordPress Plugin Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in the Post Slider and Post Carousel with Post Vertical Scrolling Widget WordPress plugin, affecting versions prior to 3.2.10. The vulnerability arises because the plugin fails to properly validate and escape certain widget options before displaying them on pages or posts where the block is embedded. This oversight could enable users with contributor roles and above to execute stored cross-site scripting attacks.

Impact

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

Remediation

Users are advised to update the Post Slider and Post Carousel WordPress plugin to version 3.2.10 or later.