CVE-2025-27411 REDAXO allows Arbitrary File Upload in the mediapool page

Medium 5.4 Published Updated

An attacker can upload arbitrary files to the mediapool page in REDAXO CMS, potentially leading to remote code execution.

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
Available

What is CVE-2025-27411?

CVE-2025-27411 is a medium-severity vulnerability in redaxo, published on 5 Mar 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

REDAXO is a PHP-based CMS. In Redaxo before 5.18.3, the mediapool/media page is vulnerable to arbitrary file upload. This vulnerability is fixed in 5.18.3.

Weakness: CWE-434

Which versions are affected by CVE-2025-27411?

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

PackageAffectedFixed in
redaxo/source PackagistAll versions5.18.3
redaxo/source PackagistAll versions5.18.3

Products include Redaxo Redaxo.

How do I fix CVE-2025-27411?

Upgrade redaxo/source to 5.18.3 or later.

Is CVE-2025-27411 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-27411 exists.

Sources

Also known as GHSA-wppf-gqj5-fc4f.

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