CVE-2020-19954: S-CMS

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

An XML External Entity (XXE) vulnerability was discovered in /api/notify.php in S-CMS 3.0 which allows attackers to read arbitrary files.

Affected products

• S-CMS S-CMS: version 3.0 only

Published 2021-10-14. Last modified 2026-06-17.