Dear theinfinitydesigns,
Greetings from team eBay!
If you think your account has been hacked, first check if anyone with access to your account made changes to it, or used it to either buy or sell.
If you can’t sign in to your account, contact the eBay customer immediately via the link here : https://www.ebay.com/help/call_us?type=ContactUs&topicId=4000&l1label=Account
Regards,
eBay Team