CVE-2021-37389 Cross-site scripting in n/a

Medium 6.1 Published 10 Aug 2021 Updated 4 Aug 2024

Attackers can inject malicious scripts via the port parameter in Chamilo installation files, potentially leading to session hijacking or code execution.

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-2021-37389?

CVE-2021-37389 is a medium-severity cross-site scripting vulnerability in n/a, published on 10 Aug 2021. 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

Chamilo 1.11.14 allows stored XSS via main/install/index.php and main/install/ajax.php through the port parameter.

Weakness: CWE-79

Which versions are affected by CVE-2021-37389?

It affects 1 product.

Products include Chamilo Chamilo.

How do I fix CVE-2021-37389?

No fix has been published for CVE-2021-37389 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-2021-37389 being exploited?

There is no known exploitation of CVE-2021-37389 in the wild and no public exploit code.

Sources

Also known as GHSA-pqwj-p67x-f5r3.