CVE-2010-4880: Apphp Calendar

Medium severity, CVSS 4.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in calendar.class.php in ApPHP Calendar (ApPHP CAL) allow remote attackers to inject arbitrary web script or HTML via the (1) category_name, (2) category_description, (3) event_name, or (4) event_description parameter.

Affected products

• Apphp Apphp Calendar: any version

Published 2011-10-07. Last modified 2026-06-16.