Anonymous Restricted Content

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All output should be run through an escaping function (like esc_html_e() or esc_attr_e()), found '_e'.

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Processing form data without nonce verification.

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All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$restricted_count'.

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$_POST['password'] not unslashed before sanitization. Use wp_unslash() or similar

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Detected usage of meta_query, possible slow query.

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wp_redirect() found. Using wp_safe_redirect(), along with the "allowed_redirect_hosts" filter if needed, can help avoid any chances of malicious redirects within code. It is also important to remember to call exit() after a redirect so that no other unwanted code is executed.

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Detected usage of a non-sanitized input variable: $_POST['password']

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Detected usage of a possibly undefined superglobal array index: $_POST['password']. Check that the array index exists before using it.

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PHP file should prevent direct access. Add a check like: if ( ! defined( 'ABSPATH' ) ) exit;

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load_plugin_textdomain() has been discouraged since WordPress version 4.6. When your plugin is hosted on WordPress.org, you no longer need to manually include this function call for translations under your plugin slug. WordPress will automatically load the translations for you as needed.