CVE-2009-2851: WordPress

Medium severity, CVSS 4.3. EPSS: 7.9% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the administrator interface in WordPress before 2.8.2 allows remote attackers to inject arbitrary web script or HTML via a comment author URL.

Affected products

• WordPress WordPress: up to and including 2.8.1

Published 2009-08-18. Last modified 2026-06-16.