CVE-2017-10993: Contao CMS

High severity, CVSS 8.8. EPSS: 2.7% chance of exploitation in the next 30 days.

Contao before 3.5.28 and 4.x before 4.4.1 allows remote attackers to include and execute arbitrary local PHP files via a crafted parameter in a URL, aka Directory Traversal.

Affected products

• Contao Contao CMS: up to and including 3.5.27; version 4.0.0 only; version 4.0.1 only; version 4.0.2 only; version 4.0.3 only; version 4.0.4 only; …

Published 2017-07-21. Last modified 2026-06-17.