Groups 404 Redirect

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The $domain parameter must be a single text string literal. Found: GROUPS_404_REDIRECT_PLUGIN_DOMAIN

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Detected usage of a non-sanitized input variable: $_GET[$wpvar]

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$_GET[$wpvar] not unslashed before sanitization. Use wp_unslash() or similar

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Detected usage of a possibly undefined superglobal array index: $_POST['groups-404-redirect']. Check that the array index exists before using it.

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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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Processing form data without nonce verification.

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Processing form data without nonce verification.

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

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Detected usage of tax_query, possible slow query.

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Hook names invoked by a theme/plugin should start with the theme/plugin prefix. Found: "url_to_postid".