<ul><li>Cross-Site Script Inclusion (XSSI) is a security vulnerability that allows attackers to exploit the way browsers handle script inclusions, potentially leading to unauthorized data access.</li><li>XSSI leverages the browser's ability to include scripts from different origins without enforcing the Same-Origin Policy (SOP). Attackers can exploit this behavior to access sensitive data by tricking the browser into executing malicious scripts.</li><li>XSSI vulnerabilities in Laravel can lead to unauthorized data access, session hijacking, and data manipulation.</li><li>To prevent XSSI in Laravel, key steps include setting correct Content-Type headers, avoiding including sensitive data in scripts, implementing Content Security Policy (CSP), validating and sanitizing user inputs, and conducting regular security assessments.</li></ul>

How to Prevent Cross-Site Script Inclusion (XSSI) in Laravel

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