CVE-2023-29839 Hotel Druid 3.0.4 Stored Cross Site Scripting Vulnerability

CMS Link: https://www.hoteldruid.com/

Version Affected: 3.0.4

Severity & CVSS: 5.4 (Medium) | Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

A Stored Cross Site Scripting (XSS) vulnerability exists in multiple pages in Version 3.0.4 of the Hotel Druid application that allows for arbitrary execution of commands.

Vulnerable Fields: Surname, Name, Nickname in the "Document" function

Affected Links: /visualizza_contratto.php

Triggering the payload: Visit the Example document preview function

Remediation: Update to HotelDruid version 3.0.5

Steps to Reproduce:

1. Enter a XSS payload into a client's name. This can be done during room reservation or a brand new registration of a client. The payload used is <script>alert(document.domain)</script>

2. Navigate to "Clients" tab and select the client with the XSS payload by clicking on the "N" column
3. In this page, there are 2 ways to trigger the stored XSS payload. The first is by viewing the Example document in the top right hand corner of the page