1. easily hurt, influenced, or attacked
2. open to physical or emotional harm

Examples

• The elderly are particularly vulnerable to flu complications.
• Children from broken homes may be more vulnerable to peer pressure.
• The castle’s position made it vulnerable to enemy attack.
• She felt vulnerable after sharing her personal story.
• Small businesses are vulnerable during economic downturns.
• The computer system was vulnerable to hackers.
• His injured ankle left him vulnerable on the basketball court.