User Avatar – Reloaded

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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 a possibly undefined superglobal array index: $_FILES['wpua-file']['name']. Check that the array index exists before using it.

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

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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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Sanitization missing for register_setting().

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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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Detected usage of meta_query, possible slow query.

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Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "get_wp_user_avatar".

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

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wp_reset_query() is discouraged. Use wp_reset_postdata() instead.

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Scripts must be registered/enqueued via wp_enqueue_script()

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

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