CVE-2022-24899: Contao

Medium severity, CVSS 6.1. EPSS: 4.5% chance of exploitation in the next 30 days.

Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications. In versions of Contao prior to 4.13.3 it is possible to inject code into the canonical tag. As a workaround users may disable canonical tags in the root page settings.

Affected products

• Contao Contao: from 4.13.0, up to and including 4.13.2

Published 2022-05-06. Last modified 2026-06-17.