Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress

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

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Use placeholders and $wpdb->prepare(); found $count_query

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

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Use placeholders and $wpdb->prepare(); found interpolated variable $list_ids_placeholders at "SELECT id, name FROM {$wpdb->prefix}ig_lists WHERE id IN ($list_ids_placeholders) AND (deleted_at IS NULL OR deleted_at = '0000-00-00 00:00:00')"

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Missing $domain parameter in function call to __().

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

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

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A function call to __() with texts containing placeholders was found, but was not accompanied by a "translators:" comment on the line above to clarify the meaning of the placeholders.

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The $domain parameter must be a single text string literal. Found: $this->plugin

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strip_tags() is discouraged. Use the more comprehensive wp_strip_all_tags() instead.

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$_COOKIE[$name] not unslashed before sanitization. Use wp_unslash() or similar

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Unescaped parameter $column_name used in $wpdb->get_var()

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Unescaped parameter $count_query used in $wpdb->get_var()\n$count_query assigned unsafely at line 512.

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The use of function ini_set() is discouraged

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File and folder names must not contain spaces or special characters.