CVE-2009-4786: Pligg CMS

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

Multiple cross-site scripting (XSS) vulnerabilities in Pligg before 1.0.3 allow remote attackers to inject arbitrary web script or HTML via the HTTP Referer header to (1) admin/admin_config.php, (2) admin/admin_modules.php, (3) delete.php, (4) editlink.php, (5) submit.php, (6) submit_groups.php, (7) user_add_remove_links.php, and (8) user_settings.php.

Affected products

• Pligg Pligg CMS: up to and including 1.0.2; version 1.0.0 only; version 1.0.1 only; version 9.5 only; version 9.9 only; version 9.9.0 only; …

Published 2010-04-21. Last modified 2026-06-16.