The emergence of digital communication has brought about fresh possibilities of cross border online exploitation and child trafficking. There is the use of social media platforms, messaging application and online gaming areas where offenders would contact, groom and exploit children across countries without ever physically crossing a border. This paper examines the nature of this type of online harm, the vulnerability of children, and how it is challenging to prevent and investigate such crimes due to the lack of cooperation between countries. It also examines the role played by states, international bodies and digital platforms in creating online spaces that are safer. Using a qualitative and descriptive approach, the study reviews academic work, international reports and legal frameworks that deal with child protection and cybercrime. It also analyses the key challenges like varying national laws, sluggish cross border investigations, privacy of data and insufficiency of technical capacity in most countries. The possibility of using modern tools such as automated detection systems and faster reporting mechanisms that can be used to contribute to child protection, without infringing on privacy privileges is also discussed in the paper. The paper discusses that greater cooperation among nations, the alignment of cyber legislation, and explicit guidelines on online shopping platforms should be necessary to shield children against cross-border cyber exploitation. It ends with the practical recommendations of enhancing the prevention, reporting, investigation and support of the victims. It aims to stimulate a shared and rights-based solution to ensure that digital boundaries are used as a source of protection and not a source of mischief.