CVE-2020-26668: Bigtreecms Bigtree CMS

High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days.

A SQL injection vulnerability was discovered in /core/feeds/custom.php in BigTree CMS 4.4.10 and earlier which allows an authenticated attacker to inject a malicious SQL query to the applications via the 'Create New Feed' function.

Affected products

• Bigtreecms Bigtree CMS: up to and including 4.4.10

Published 2021-06-01. Last modified 2026-06-17.