PrestaShop Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in PrestaShop version 8.1.7. This issue arises from inadequate validation of user input in the 'link' parameter on the admin index page. As a result, a remote user could craft a query that, when accessed by an authenticated user, would steal their session cookie.

Impact

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

Remediation

Users are advised to update to the latest version of PrestaShop. The manufacturer is currently working on a fix for this vulnerability.