An XSS issue was discovered in Inhaltsprojekte in Weblication CMS Core & Grid v12.6.24. The vulnerability is located in the `wFilemanager.php` and `index.php` files of the `/grid5/scripts/` modules. The injection point is located in the Project `Title` and the execution point occurs in the `Inhaltsprojekte` output listing section. Remote attackers with privileged user accounts are able to inject their own malicious script code with a persistent attack vector to compromise user session credentials or to manipulate the affected web-application module output context. The request method to inject is POST.