Mingyuanyun ERP is an integrated business, data, and operations platform for the real-estate sector that, through low-code capabilities, spans the entire project lifecycle to deliver fine-grained risk control, real-time operational insight, and smart decision-making. A SSO authentication-bypass vulnerability allows attackers to circumvent login and gain unauthorized privileges. This rule supports to defend the A6: Vulnerabe and Outdated Components of OWASP Top 10 - 2021. Other reference:None