yiisoft — Vulnerabilities & Security Advisories 13

Yii Framework is a PHP-based web application development platform focused on building secure and efficient web applications. Historically, common vulnerabilities include cross-site scripting (XSS), remote code execution (RCE), and privilege escalation issues, often stemming from improper input validation and access control flaws. The framework has experienced several security incidents, including a 2019 vulnerability in its debug module that allowed RCE, and a 2021 XSS flaw in its GridView component. Despite these issues, the project maintains active security practices, with regular patches and a CVE count of 13 as of current records, reflecting its ongoing commitment to addressing security concerns in its ecosystem.