X-Currency – The Ultimate WooCommerce currency switcher for a smoother shopping experience

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Global variables defined by a theme/plugin should start with the theme/plugin prefix. Found: "$attr".

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

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Use of a direct database call is discouraged.

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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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A function call to esc_html__() 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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Attempting a database schema change is discouraged.

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

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Detected usage of meta_query, possible slow query.

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Resource version not set in call to wp_register_style(). This means new versions of the style may not always be loaded due to browser caching.

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