CVE-2005-4621 Cross-site scripting in n/a

Medium 4.3 Published 6 Jan 2006 Updated 7 Aug 2024

Remote attackers can inject arbitrary web script or HTML via the remote avatar URL field in vBulletin, requiring user interaction to execute.

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-2005-4621?

CVE-2005-4621 is a medium-severity cross-site scripting vulnerability in Jelsoft Vbulletin, published on 6 Jan 2006. 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 the editavatar page in vBulletin 3.5.1 allows remote attackers to inject arbitrary web script or HTML via a URL in the remote avatar url field, in which the URL generates a parsing error, and possibly requiring a trailing extension such as .jpg.

Which versions are affected by CVE-2005-4621?

It affects 1 product.

Products include Jelsoft Vbulletin.

How do I fix CVE-2005-4621?

No fix has been published for CVE-2005-4621 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-2005-4621 being exploited?

There is no known exploitation of CVE-2005-4621 in the wild and no public exploit code.

All Jelsoft Vbulletin vulnerabilities

Sources

Also known as GHSA-353p-pq7h-22q6.