CVE-2023-44379 baserCMS Cross-site Scripting vulnerability in Site search Feature

Medium 6.1 Published 22 Feb 2024 Updated 22 Apr 2025

An attacker can inject malicious scripts into the site search feature of baserCMS, potentially compromising user sessions or executing code.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2023-44379?

CVE-2023-44379 is a medium-severity cross-site scripting vulnerability in Basercms Basercms, published on 22 Feb 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

baserCMS is a website development framework. Prior to version 5.0.9, there is a cross-site scripting vulnerability in the site search feature. Version 5.0.9 contains a fix for this vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2023-44379?

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

Package	Affected	Fixed in
`baserproject/basercms` Packagist	All versions	`5.0.9`
`baserproject/basercms` Packagist	All versions	`5.0.9`

Products include Basercms Basercms.

How do I fix CVE-2023-44379?

Upgrade baserproject/basercms to 5.0.9 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-2023-44379 being exploited?

There is no known exploitation of CVE-2023-44379 in the wild and no public exploit code.

All Basercms Basercms vulnerabilities

Sources

Also known as GHSA-66c2-p8rh-qx87.