The vulnerability in the `makeProcessFunction()` function of the `/applications/core/modules/front/system/themeeditor.php` file of the Invision Community (formerly IPS Community Suite) software allows a malicious user to execute arbitrary PHP code.

The vulnerability of the makeProcessFunction function in the /applications/core/modules/front/system/themeeditor.php file of the Invision Community formerly IPS Community Suite software for managing web forums involves a lack of measures to eliminate special elements in the template creation...