CVE-2006-6920: Nucleus CMS

Medium severity, CVSS 6.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Nucleus before 3.24 allows remote attackers to inject arbitrary web script or HTML via unknown vectors, possibly involving (1) lib/ADMIN.php and (2) lib/SKIN.php.

Affected products

• Nucleus CMS Nucleus CMS: version 3.0 only; version 3.0_rc only; version 3.01 only; version 3.1 only; version 3.2 only; version 3.21 only; …

Published 2007-01-11. Last modified 2026-06-16.