sitting duck
US /ˈsɪtɪŋ dʌk/
UK /ˈsɪtɪŋ dʌk/

1.
sasaran empuk, target mudah
a person or thing that is easy to attack or criticize
:
•
Without proper security, the server was a sitting duck for hackers.
Tanpa keamanan yang tepat, server itu menjadi sasaran empuk bagi peretas.
•
The politician became a sitting duck after his scandal was exposed.
Politikus itu menjadi sasaran empuk setelah skandalnya terungkap.