CVE-2012-6513: Gpeasy CMS

Medium severity, CVSS 4.3. EPSS: 1.6% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in index.php/Admin_Preferences in gpEasy CMS 2.3.3 allows remote attackers to inject arbitrary web script or HTML via the jsoncallback parameter.

Affected products

• Gpeasy Gpeasy CMS: version 2.3.3 only

Published 2013-01-24. Last modified 2026-06-16.