CVE-2019-15120 Cross-site scripting in n/a

Medium 5.4 Published 16 Aug 2019 Updated 5 Aug 2024

Cross-site scripting vulnerability in the Kunena extension for Joomla allows attackers to inject malicious scripts via BBCode.

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-2019-15120?

CVE-2019-15120 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 Aug 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Kunena extension before 5.1.14 for Joomla! allows XSS via BBCode.

Weakness: CWE-79

Which versions are affected by CVE-2019-15120?

It affects 1 product.

Products include Kunena Kunena.

How do I fix CVE-2019-15120?

No fix has been published for CVE-2019-15120 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-2019-15120 being exploited?

There is no known exploitation of CVE-2019-15120 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-3m5j-r9wr-wr68.