CVE-2025-64049

Medium

Description

A stored cross-site scripting (XSS) vulnerability in the module management component in REDAXO CMS 5.20.0 allows remote users to inject arbitrary web script or HTML via the Output code field in modules. The payload is executed when a user views or edits an article by adding slice that uses the compromised module.

SeverityMedium

CVSS4.8

Exploit probability—

Product

Redaxo

PublishedNov 25, 2025

First seenNov 25, 2025

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

redaxo/source5.20.1 or later

Vendor advisories

github.com/vettrivel007/CVE-Disclosures/blob/main/CVE-2025-64049.md

Affected products

Product	Affected versions	Fixed in
redaxo redaxo	5.20.0	—
redaxo/sourcePackagist	v < 5.20.1	5.20.1

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.