/ui/cron/item/open in the Cron component of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows XSS via openAction in app/controllers/OPNsense/Cron/ItemController.php.
https://logicaltrust.net/blog/2023/08/opnsense.html
https://github.com/opnsense/core/compare/23.1.11...23.7
https://github.com/opnsense/core/commit/5edff49db1cd8b5078611e2f542d91c02af2b25c