CVE-2024-4277 Cross-site scripting in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses

Medium 6.4 Published Updated

Authenticated contributors can inject arbitrary scripts via the layout_html parameter, 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-2024-4277?

CVE-2024-4277 is a medium-severity cross-site scripting vulnerability in thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses, published on 10 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘layout_html’ parameter in all versions up to, and including, 4.2.6.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-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-2024-4277?

It affects 1 product.

Products include Thimpress Learnpress.

How do I fix CVE-2024-4277?

No fix has been published for CVE-2024-4277 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-2024-4277 being exploited?

There is no known exploitation of CVE-2024-4277 in the wild and no public exploit code.

Sources

Also known as GHSA-8jjw-j8rj-43xm.

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