CVE-2019-20389: Intelliants Subrion

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

An XSS issue was identified on the Subrion CMS 4.2.1 /panel/configuration/general settings page. A remote attacker can inject arbitrary JavaScript code in the v[language_switch] parameter (within multipart/form-data), which is reflected back within a user's browser without proper output encoding.

Affected products

• Intelliants Subrion: version 4.2.1 only

Published 2020-05-15. Last modified 2026-06-17.