CVE-2018-18823 Cross-site scripting in n/a

Medium 4.8 Published 25 Apr 2019 Updated 5 Aug 2024

An attacker can execute arbitrary scripts in the admin panel by uploading a malicious SVG file, potentially compromising the CMS.

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-2018-18823?

CVE-2018-18823 is a medium-severity cross-site scripting vulnerability in n/a, published on 25 Apr 2019. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

WolfCMS 0.8.3.1 allows XSS via an SVG file to /?/admin/plugin/file_manager/browse/.

Weakness: CWE-79

Which versions are affected by CVE-2018-18823?

It affects 1 product.

Products include Wolfcms Wolf Cms.

How do I fix CVE-2018-18823?

No fix has been published for CVE-2018-18823 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-2018-18823 being exploited?

There is no known exploitation of CVE-2018-18823 in the wild and no public exploit code.

Sources

Also known as GHSA-6jwq-rcg9-g7r3.