CVE-2022-41994 baserCMS vulnerable to stored Cross-site Scripting

Medium 4.8 Published 7 Dec 2022 Updated 23 Apr 2025

An authenticated administrator can inject arbitrary scripts into baserCMS permission settings, potentially leading to code execution or account takeover.

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-2022-41994?

CVE-2022-41994 is a medium-severity cross-site scripting vulnerability in Basercms Basercms, published on 7 Dec 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Stored cross-site scripting vulnerability in Permission Settings of baserCMS versions prior to 4.7.2 allows a remote authenticated attacker with an administrative privilege to inject an arbitrary script.

Weakness: CWE-79

Which versions are affected by CVE-2022-41994?

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

Package	Affected	Fixed in
`baserproject/basercms` Packagist	All versions	`4.7.2`
`baserproject/basercms` Packagist	All versions	`4.7.2`

Products include Basercms Basercms.

How do I fix CVE-2022-41994?

Upgrade baserproject/basercms to 4.7.2 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-2022-41994 being exploited?

There is no known exploitation of CVE-2022-41994 in the wild and no public exploit code.

All Basercms Basercms vulnerabilities

Sources

Also known as GHSA-vxwf-79ch-f7f7.