CVE-2022-22117 Directus - Stored Cross-Site Scripting (XSS) in Profile Avatar Image

Medium 5.4 Published 10 Jan 2022 Updated 16 Sep 2024

A low-privileged attacker can upload malicious HTML files as avatars, triggering stored XSS when viewed by admins or other users.

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-2022-22117?

CVE-2022-22117 is a medium-severity cross-site scripting vulnerability in directus, published on 10 Jan 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

In Directus, versions 9.0.0-alpha.4 through 9.4.1 allow unrestricted file upload of .html files in the media upload functionality, which leads to Cross-Site Scripting vulnerability. A low privileged attacker can upload a crafted HTML file as a profile avatar, and when an admin or another user opens it, the XSS payload gets triggered.

Weakness: CWE-79

Which versions are affected by CVE-2022-22117?

It affects 1 product.

Products include Rangerstudio Directus.

How do I fix CVE-2022-22117?

No fix has been published for CVE-2022-22117 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-2022-22117 being exploited?

There is no known exploitation of CVE-2022-22117 in the wild and no public exploit code.

Sources

Also known as GHSA-vg7m-46jc-v5vw.