CVE-2020-21176

CVE-2020-21176 describes a critical SQL injection vulnerability in the model.increment and model.decrement functions of ThinkJS version 3.2.10. This flaw allows unauthenticated remote attackers to execute arbitrary SQL commands by manipulating the 'step' parameter, potentially leading to full compromise of the affected database. With a CVSS score of 9.8, the vulnerability is easily exploitable over the network with no user interaction required, resulting in high impacts to confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, its critical severity warrants attention.