Reproduce that via a direct URL example https://gchq.github.io/CyberChef/#recipe=To_BCD('',true,false,'Nibbles')&input=NDM&oeol=VT, as you can see an uncaught TypeError
To BCD - TypeError in blob:https://gchq.github.io/72eef863-ddfc-4086-ae33-55017c801883 on line 2.<br><br>Message: can't access property 4, n is undefined
the issue is simple the first parameter not validated is empty or not
Reproduce that via a direct URL example https://gchq.github.io/CyberChef/#recipe=To_BCD('',true,false,'Nibbles')&input=NDM&oeol=VT, as you can see an uncaught TypeError
the issue is simple the first parameter not validated is empty or not