CVE-2009-2431: WordPress

Medium severity, CVSS 5.0. EPSS: 2.9% chance of exploitation in the next 30 days.

WordPress 2.7.1 places the username of a post's author in an HTML comment, which allows remote attackers to obtain sensitive information by reading the HTML source.

Affected products

• WordPress WordPress: version 2.7.1 only

Published 2009-07-10. Last modified 2026-06-16.