1. capable of being exposed or revealed; able to be uncovered or made visible
2. vulnerable to being discovered or subjected to something harmful or undesirable

Examples

• The scandal was exposable through careful investigation of financial records.
• Sensitive information stored without encryption is exposable to hackers.
• The witness felt that his identity was exposable if he testified publicly.
• Poorly maintained structures are exposable to weather damage.
• The company's unethical practices were exposable to regulatory scrutiny.