CVE-2018-12339 Cross-site scripting in n/a

Medium 5.4 Published 13 Jun 2018 Updated 17 Sep 2024

Cross-site scripting vulnerability in ArticleCMS allows attackers to inject malicious scripts via the add article action.

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-2018-12339?

CVE-2018-12339 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 Jun 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

ArticleCMS through 2017-02-19 has XSS via an "add an article" action.

Weakness: CWE-79

Which versions are affected by CVE-2018-12339?

It affects 1 product.

Products include Articlecms Project Articlecms.

How do I fix CVE-2018-12339?

No fix has been published for CVE-2018-12339 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-2018-12339 being exploited?

There is no known exploitation of CVE-2018-12339 in the wild and no public exploit code.

Sources

Also known as GHSA-mxcv-275j-w6hv.