CVE-2022-33009 Cross-site scripting in n/a

Medium 4.8 Published 27 Jun 2022 Updated 9 Jul 2026

Attackers can execute arbitrary scripts in LightCMS by uploading a crafted PDF file, potentially compromising user sessions.

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-2022-33009?

CVE-2022-33009 is a medium-severity cross-site scripting vulnerability in n/a, published on 27 Jun 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A stored cross-site scripting (XSS) vulnerability in LightCMS v1.3.11 allows attackers to execute arbitrary web scripts or HTML via uploading a crafted PDF file.

Weakness: CWE-79

Which versions are affected by CVE-2022-33009?

It affects 1 product.

Products include Lightcms Project Lightcms.

How do I fix CVE-2022-33009?

No fix has been published for CVE-2022-33009 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-2022-33009 being exploited?

There is no known exploitation of CVE-2022-33009 in the wild and no public exploit code.

Sources

Also known as GHSA-f47m-pm58-rvx2.