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CVE-2019-20389

Description

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.

POC

Reference

- http://packetstormsecurity.com/files/157699/Subrion-CMS-4.2.1-Cross-Site-Scripting.html

Github

- https://github.com/ARPSyndicate/cvemon