Translation

搾取する / 不当に利用する / 悪用する

Meaning

Exploit most often means to use a person, group, weakness, or situation unfairly for your own benefit. It is stronger and more negative than simply use. The trap is missing the ethical criticism in exploit workers or exploit fear.

Examples

• その会社は低賃金で移民労働者を搾取していました。
  The company exploited migrant workers with low wages.
• 詐欺師は高齢者の不安を悪用しました。
  The scammer exploited elderly people's fears.