CVE-2026-2159 SourceCodester Simple Responsive Tourism Website Registration Master.php cross site scripting

Medium 5.3 Published 8 Feb 2026 Updated 23 Feb 2026

Remote attackers can inject malicious scripts via registration fields in SourceCodester Simple Responsive Tourism Website, potentially compromising user sessions.

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

What is CVE-2026-2159?

CVE-2026-2159 is a medium-severity cross-site scripting vulnerability in SourceCodester Simple Responsive Tourism Website, published on 8 Feb 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A flaw has been found in SourceCodester Simple Responsive Tourism Website 1.0. Affected is an unknown function of the file /tourism/classes/Master.php?f=register of the component Registration. Executing a manipulation of the argument firstname/lastname/username can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been published and may be used.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2026-2159?

It affects 1 product.

Products include Oretnom23 Simple Responsive Tourism Website.

How do I fix CVE-2026-2159?

No fix has been published for CVE-2026-2159 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-2026-2159 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2159 exists.

Sources

Also known as GHSA-8pv4-xx57-m7h2.