CVE-2020-6142: OS4ED Opensis

Critical severity, CVSS 9.8. EPSS: 9.2% chance of exploitation in the next 30 days.

A remote code execution vulnerability exists in the Modules.php functionality of OS4Ed openSIS 7.3. A specially crafted HTTP request can cause local file inclusion. An attacker can send an HTTP request to trigger this vulnerability.

Affected products

• OS4ED Opensis: version 7.3 only

Published 2020-09-01. Last modified 2026-06-17.