unprotected
Definitions
Not shielded or guarded from harm, danger, or injury.
Lacking physical or legal safeguards, such as contraception or security measures.
Exposed to the elements or to potential attack.
Examples
The hikers were vulnerable because they were left unprotected from the sudden mountain storm.
Leaving your computer unprotected against viruses can lead to significant data loss.
Synonyms
vulnerable exposed defenseless unguarded susceptible open unshielded