CVE-2009-3892: Bestpractical Rt

Medium severity, CVSS 4.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Best Practical Solutions RT 3.6.x before 3.6.9, 3.8.x before 3.8.5, and other 3.4.6 through 3.8.4 versions allows remote attackers to inject arbitrary web script or HTML via certain Custom Fields.

Affected products

• Bestpractical Rt: version 3.4.6 only; version 3.6.0 only; version 3.6.1 only; version 3.6.2 only; version 3.6.3 only; version 3.6.4 only; …

Published 2009-11-17. Last modified 2026-06-16.