CVE-2024-10000 Cross-site scripting in Masteriyo LMS – Online Course Builder for eLearning, LMS & Education

Medium 6.4 Published 29 Oct 2024 Updated 8 Apr 2026

Authenticated students can inject arbitrary scripts via the Ask a Question feature, leading to stored XSS execution for other users.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-10000?

CVE-2024-10000 is a medium-severity cross-site scripting vulnerability in Masteriyo LMS – Online Course Builder for eLearning, LMS & Education, published on 29 Oct 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Masteriyo LMS – eLearning and Online Course Builder for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the question's content parameter in all versions up to, and including, 1.13.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with student-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Weakness: CWE-79

Which versions are affected by CVE-2024-10000?

It affects 1 product.

Products include Masteriyo Masteriyo.

How do I fix CVE-2024-10000?

No fix has been published for CVE-2024-10000 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-2024-10000 being exploited?

There is no known exploitation of CVE-2024-10000 in the wild and no public exploit code.

Sources

Also known as GHSA-f7gw-gr5r-rr7w.