Ebay have limited my account as another person has signed into ebay using my computer?

Ebay own held me the cause of someone Else’s dept as they may have used my personal computer That isn’t a family member or friend so my partner and i dont assume it must be my dept Also when i signed in to (my) account i became allowed to view the different persons particulars.Does this particular mean any individual who makes use of my pc can see my material by deciding upon in now there name

you will need to contact them and find the issue fixed.