CVE-2025-5420 juzaweb CMS Profile Page upload cross site scripting

Medium 5.1 Published 2 Jun 2025 Updated 2 Jun 2025

Remote attackers can inject malicious scripts via the profile page upload feature in juzaweb CMS, potentially compromising user sessions.

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-2025-5420?

CVE-2025-5420 is a medium-severity cross-site scripting vulnerability in juzaweb CMS, published on 2 Jun 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability classified as problematic was found in juzaweb CMS up to 3.4.2. Affected by this vulnerability is an unknown functionality of the file /admin-cp/file-manager/upload of the component Profile Page. The manipulation of the argument Upload leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2025-5420?

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

Package	Affected	Fixed in
`juzaweb/cms` Packagist	All versions to `3.4.2`	None
`juzaweb/cms` Packagist	All versions to `3.4.2`	None

Products include Juzaweb Cms.

How do I fix CVE-2025-5420?

No fix has been published for CVE-2025-5420 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-2025-5420 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5420 exists.

Sources

Also known as GHSA-49rr-34j5-r8mw.