Tiny fine bumps on lining on upper lips, what could this be?

Cold sores: Cold sores (also called fever blisters.) groups of fluid-filled blisters that often erupt around the lips and sometimes under the nose or around the chin. Cold sores are caused by the herpes simplex virus type 1 and are very contagious. The initial infection (primary herpes) may be confused with a cold or flu and can cause painful lesions to erupt throughout the mouth. Once a person is infected wi.

Fordyce granules?: They may be minor salivary glands also known as Fordyce granules. We can't know for sure without actually examining you. In these types of situations it's best to see a dentist to be sure.