Child abuse is pervasive and distressing issue around the globe with severe consequences for the survivors. Through the analysis of the existing literature, it provides the comprehensive overview of the current state of research and understanding of the child abuse in low-middle-income countries. It presents unique challenges in low and middle-income countries, where resource constraints, social dynamics, and cultural factors often compound the problem. The review focuses on the alarming prevalence, risk factors, consequences, societal responses of child abuse, child sexual abuse and child-maltreatment in low-middle income countries and its profound implication on their mental health. In low-middle income countries poverty, inadequate access to healthcare, societal stigmatization exacerbates the mental health concerns of child abuse victims in these regions. There is the multifaceted relationship between the child abuse and the child's mental health. Children are prone towards psychological problems after being subjected to abuse. The psychological problem not only rampant the stress and trauma but also acts like a formidable obstacle preventing disclosure. By focusing on the child abuse in the low middle-income countries, it aims to raise the awareness, inform policy, and need for more intervention strategies and encouraging the international community to prioritize the well-being of these children.