juzaweb CMS Plugin Editor Page editor access control

A vulnerability, which was classified as critical, has been found in juzaweb CMS up to 3.4.2. Affected by this issue is some unknown functionality of the file /admin-cp/plugin/editor of the component Plugin Editor Page. The manipulation leads to improper access controls. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.