CVE-2024-12400 Tourmaster < 5.3.5 - Reflected XSS

Q: What is CVE-2024-12400?

CVE-2024-12400 is a high-severity cross-site scripting vulnerability in Unknown tourmaster, published on 30 Jan 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Q: Is CVE-2024-12400 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-12400 exists.

Q: How do I fix CVE-2024-12400?

No fix has been published for CVE-2024-12400 yet. Limit exposure of the affected software until one is available.

High 7.1 Published 30 Jan 2025 Updated 30 Jan 2025

Attackers can execute arbitrary scripts in victim browsers via reflected XSS in the Tourmaster WordPress plugin.

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-2024-12400?

CVE-2024-12400 is a high-severity cross-site scripting vulnerability in Unknown tourmaster, published on 30 Jan 2025. 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

The tourmaster WordPress plugin before 5.3.5 does not escape generated URLs before outputting them in attributes, leading to Reflected Cross-Site Scripting.

Weakness: CWE-79

Which versions are affected by CVE-2024-12400?

It affects 1 product.

Products include Goodlayers Tour Master.

How do I fix CVE-2024-12400?

No fix has been published for CVE-2024-12400 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-2024-12400 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-12400 exists.

Sources

Also known as GHSA-xr4j-2qp3-r4xc.