CVE-2018-20405: Bigtreecms Bigtree

Low severity, CVSS 2.7. EPSS: 0.8% chance of exploitation in the next 30 days.

BigTree 4.3 allows full path disclosure via authenticated admin/news/ input that triggers a syntax error. NOTE: This has been disputed with the following reasoning: "The issue reported requires full developer level access to the content management system where cross site scripting is not an issue -- you already have full control of the CMS including running arbitrary PHP.

Affected products

• Bigtreecms Bigtree: version 4.3 only

Published 2018-12-23. Last modified 2026-06-17.