Cybermolesters Enforcement Act of 2003

Cybermolesters Enforcement Act of 2003 - Amends the Federal criminal code to provide for a five-year mandatory minimum sentence for: (1) transportation of a person under age 18 with intent to engage in criminal sexual activity; and (2) travel with intent to engage in a sexual act with a person under age 18.Authorizes the interception of wire, oral, or electronic communications in the investigation of crimes involving: (1) sex trafficking of children by force, fraud, or coercion; and (2) selling or buying of children, child pornography, child obscenity, production of sexually explicit depictions of a minor for importation into the United States, and transportation for illegal sexual activity and related crimes.Includes child pornography within the definition of "contraband" the transport, concealment, or possession of which is prohibited.