FV Antispam

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Direct database call without caching detected. Consider using wp_cache_get() / wp_cache_set() or wp_cache_delete().

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Processing form data without nonce verification.

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Using cURL functions is highly discouraged. Use wp_remote_get() instead.

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Use placeholders and $wpdb->prepare(); found interpolated variable $comment->comment_post_ID at "SELECT * FROM $wpdb->posts WHERE ID='$comment->comment_post_ID' LIMIT 1"

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date() is affected by runtime timezone changes which can cause date/time to be incorrectly displayed. Use gmdate() instead.

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

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Unescaped parameter $comment->comment_post_ID used in $wpdb->get_row()\n$comment->comment_post_ID used without escaping.

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

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Unescaped parameter $sTableName used in $wpdb->get_var()\n$sTableName assigned unsafely at line 71.

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var_export() found. Debug code should not normally be used in production.

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rand() is discouraged. Use the far less predictable wp_rand() instead.

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Plugin folders are deleted when upgraded. Do not save data to the plugin folder using file_put_contents(). Detected usage of __FILE__ or __DIR__ magic constant. Use wp_upload_dir() to get the uploads directory path or save to the database instead.

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File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fclose().

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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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Using cURL functions is highly discouraged. Use wp_remote_get() instead.