A vulnerability was found in francoisjacquet RosarioSIS 11.5.1. It has been rated as problematic. This issue affects some unknown processing of the component Add Portal Note. The manipulation leads to cross site scripting.

The identification of this vulnerability is CVE-2024-3138. The attack may be initiated remotely. Furthermore, there is an exploit available.

The real existence of this vulnerability is still doubted at the moment. The vendor explains that the PDF is opened by the browser app in a sandbox, so no data from the website should be accessible.