The Crash Reporter (crash_reporter.php) component of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 mishandles input sanitization.
https://logicaltrust.net/blog/2023/08/opnsense.html
https://github.com/opnsense/core/commit/1c05a19d9d52c7bfa4ac52114935d9fe76d5d181