CVE-2009-4520: Kristof De Jaeger Commentreference

Medium severity, CVSS 5.0. EPSS: 1.2% chance of exploitation in the next 30 days.

The CCK Comment Reference module 5.x before 5.x-1.2 and 6.x before 6.x-1.3, a module for Drupal, allows remote attackers to bypass intended access restrictions and read comments by using the autocomplete path.

Affected products

• Kristof De Jaeger Commentreference: up to and including 5.x-1.1; up to and including 6.x-1.2; version 5.x-1.0 only; version 5.x-1.x-dev only; version 6.x-1.0 only; version 6.x-1.1 only; …

Published 2009-12-31. Last modified 2026-06-16.