CVE-2024-0504 code-projects Simple Online Hotel Reservation System Make a Reservation Page add_reserve.php cross site scripting

Low 3.5 Published 13 Jan 2024 Updated 3 Jun 2025

An attacker can inject malicious scripts via the Firstname or Lastname fields in the reservation form, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2024-0504?

CVE-2024-0504 is a low-severity cross-site scripting vulnerability in code-projects Simple Online Hotel Reservation System, published on 13 Jan 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability has been found in code-projects Simple Online Hotel Reservation System 1.0 and classified as problematic. This vulnerability affects unknown code of the file add_reserve.php of the component Make a Reservation Page. The manipulation of the argument Firstname/Lastname with the input <script>alert(1)</script> leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-250618 is the identifier assigned to this vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2024-0504?

It affects 1 product.

Products include Fabian Simple Online Hotel Reservation System.

How do I fix CVE-2024-0504?

No fix has been published for CVE-2024-0504 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-0504 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-0504 exists.

Sources

Also known as GHSA-f5cp-jgg3-jx6f.