CVE-2011-4299 Moodle vulnerable to Cross-Site Scripting

Medium 4.3 Published 11 Jul 2012 Updated 17 Sep 2024

Authenticated users can inject arbitrary scripts via wiki comments in Moodle, potentially leading to session hijacking or data modification.

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: Available

What is CVE-2011-4299?

CVE-2011-4299 is a medium-severity cross-site scripting vulnerability in Moodle Moodle, published on 11 Jul 2012. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-site scripting (XSS) vulnerability in mod/wiki/pagelib.php in Moodle 2.0.x before 2.0.5 and 2.1.x before 2.1.2 allows remote authenticated users to inject arbitrary web script or HTML via a wiki comment.

Weakness: CWE-79

Which versions are affected by CVE-2011-4299?

4 open source packages ship an affected version, including moodle/moodle. It affects 1 product.

Package	Affected	Fixed in
`moodle/moodle` Packagist	From `2.0.0`	`2.0.5`
`moodle/moodle` Packagist	From `2.0.0`	`2.0.5`
`moodle/moodle` Packagist	From `2.1.0`	`2.1.2`
`moodle/moodle` Packagist	From `2.1.0`	`2.1.2`

Products include Moodle Moodle.

How do I fix CVE-2011-4299?

Upgrade moodle/moodle to a fixed version for your release line: 2.0.5 or 2.1.2.

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-2011-4299 being exploited?

There is no known exploitation of CVE-2011-4299 in the wild and no public exploit code.

All Moodle Moodle vulnerabilities

Sources

Also known as GHSA-h6px-pvfh-q2jv.