CVE-2011-5199: Steveyolam Tinyguestbook

Medium severity, CVSS 4.3. EPSS: 1.2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in sign.php in tinyguestbook allows remote attackers to inject arbitrary web script or HTML via the msg parameter.

Affected products

• Steveyolam Tinyguestbook: version 10.2010 only

Published 2012-09-23. Last modified 2026-06-16.