CVE-2022-3255 Cross-site Scripting (XSS) - Reflected in pimcore/pimcore

Medium 6.8 Published 21 Sep 2022 Updated 28 May 2025

Reflected Cross-Site Scripting in Pimcore allows attackers to execute scripts in victim browsers, leading to account takeover and data manipulation.

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: Available

What is CVE-2022-3255?

CVE-2022-3255 is a medium-severity cross-site scripting vulnerability in Pimcore Pimcore, published on 21 Sep 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

If an attacker can control a script that is executed in the victim's browser, then they can typically fully compromise that user. Amongst other things, the attacker can: Perform any action within the application that the user can perform. View any information that the user is able to view. Modify any information that the user is able to modify. Initiate interactions with other application users, including malicious attacks, that will appear to originate from the initial victim user.

Weakness: CWE-79

Which versions are affected by CVE-2022-3255?

2 open source packages ship an affected version, including pimcore/pimcore. It affects 1 product.

Package	Affected	Fixed in
`pimcore/pimcore` Packagist	All versions	`10.5.7`
`pimcore/pimcore` Packagist	All versions	`10.5.7`

Products include Pimcore Pimcore.

How do I fix CVE-2022-3255?

Upgrade pimcore/pimcore to 10.5.7 or later.

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-2022-3255 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3255 exists.

All Pimcore Pimcore vulnerabilities

Sources

Also known as GHSA-wqr6-57qm-hhr5.