CVE-2006-3761 Cross-site scripting in n/a

Medium 4.3 Published 21 Jul 2006 Updated 7 Aug 2024

Remote attackers can inject arbitrary web script or HTML via a crafted BBCode tag, potentially leading to session hijacking or malicious actions.

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-2006-3761?

CVE-2006-3761 is a medium-severity cross-site scripting vulnerability in Mybulletinboard Mybulletinboard, published on 21 Jul 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 inc/functions_post.php in MyBB (aka MyBulletinBoard) 1.0 RC2 through 1.1.4 allows remote attackers to inject arbitrary web script or HTML via a javascript URI with an SGML numeric character reference in the url BBCode tag, as demonstrated using "javascript".

Weakness: CWE-79

Which versions are affected by CVE-2006-3761?

It affects 1 product.

Products include Mybulletinboard Mybulletinboard.

How do I fix CVE-2006-3761?

No fix has been published for CVE-2006-3761 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-2006-3761 being exploited?

There is no known exploitation of CVE-2006-3761 in the wild and no public exploit code.

All Mybulletinboard Mybulletinboard vulnerabilities

Sources

Also known as GHSA-p5gj-3gm4-45m5.