CVE-2018-6506 Cross-site scripting in n/a

Medium 4.8 Published 12 Feb 2018 Updated 5 Aug 2024

Attackers can execute arbitrary scripts in the admin panel via XSS in the forum title field, potentially compromising administrative accounts.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2018-6506?

CVE-2018-6506 is a medium-severity cross-site scripting vulnerability in n/a, published on 12 Feb 2018. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Cross-Site Scripting (XSS) exists in the Add Forum feature in the Administrative Panel in miniBB 3.2.2 via crafted use of an onload attribute of an SVG element in the supertitle field.

Weakness: CWE-79

Which versions are affected by CVE-2018-6506?

It affects 1 product.

Products include Minibb Minibb.

How do I fix CVE-2018-6506?

No fix has been published for CVE-2018-6506 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-2018-6506 being exploited?

There is no known exploitation of CVE-2018-6506 in the wild and no public exploit code.

Sources

Also known as GHSA-fv54-hmq9-v89m.