CVE-2021-40639: Jflyfox Jfinal CMS

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

Improper access control in Jfinal CMS 5.1.0 allows attackers to access sensitive information via /classes/conf/db.properties&config=filemanager.config.js.

Affected products

• Jflyfox Jfinal CMS: version 5.1.0 only

Published 2021-09-15. Last modified 2026-07-09.