CVE-2020-12274: Testlink

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

In TestLink 1.9.20, the lib/cfields/cfieldsExport.php goback_url parameter causes a security risk because it depends on client input and is not constrained to lib/cfields/cfieldsView.php at the web site associated with the session.

Affected products

• Testlink Testlink: version 1.9.20 only

Published 2020-04-27. Last modified 2026-06-17.