Winn · Winn Guestbook · CVE-2009-4678
**Name of the Vulnerable Software and Affected Versions**
Winn Guestbook version 2.4
**Description**
A cross-site scripting (XSS) issue exists, allowing remote attackers to inject arbitrary web script or HTML. This is achieved via the PATH INFO in index.php.
**Recommendations**
For Winn Guestbook version 2.4, update to a version where this issue is fixed, or as a temporary workaround, consider restricting access to the index.php file to minimize the risk of exploitation.