Cross-site Scripting
paypal/permissions-sdk-php is vulnerable to reflected XSS in the samples/GetAccessToken.php verification_code parameter, resulting in code execution.
Advisories for Composer/Paypal/Permissions-Sdk-Php package
2018
paypal/permissions-sdk-php is vulnerable to reflected XSS in the samples/GetAccessToken.php verification_code parameter, resulting in code execution.