Impolitic

[Sarah]

Not politic; contrary to, or wanting in, policy; unwise;imprudent; indiscreet; inexpedient; as, an impolitic ruler, law, ormeasure.The most unjust and impolitic of all things, unequal taxation. Burke.

[Luis Fok]

If words or actions are impolitic, they are unwise and likely to cause offence or problems, especially in social situations:

[Dorothey Allen]

Failing to possess or display prudence; unwise.