CVE-2017-20220: Serviio Pro

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication.

Affected products

• Serviio Serviio Pro: version 1.8.0.0 PRO only; version 1.7.1 only; version 1.7.0 only; version 1.6.1 only

Published 2026-03-16. Last modified 2026-06-17.