CVE-2011-1685: Bestpractical Rt

Medium severity, CVSS 4.6. EPSS: 1.1% chance of exploitation in the next 30 days.

Best Practical Solutions RT 3.8.0 through 3.8.9 and 4.0.0rc through 4.0.0rc7, when the CustomFieldValuesSources (aka external custom field) option is enabled, allows remote authenticated users to execute arbitrary code via unspecified vectors, as demonstrated by a cross-site request forgery (CSRF) attack.

Affected products

• Bestpractical Rt: version 3.8.0 only; version 3.8.1 only; version 3.8.2 only; version 3.8.3 only; version 3.8.4 only; version 3.8.5 only; …

Published 2011-04-22. Last modified 2026-06-16.