Media Deduper

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

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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 $sql

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Detected usage of meta_key, possible slow query.

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

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Global constants defined by a theme/plugin should start with the theme/plugin prefix. Found: "MDD_FILE".

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Function "wp_add_inline_script()" requires WordPress 4.5.0, but your plugin minimum supported version is WordPress 4.3.0.

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Unescaped parameter $sql used in $wpdb->get_col()\n$sql assigned unsafely at line 1239.

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Detected usage of meta_value, possible slow query.

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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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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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Sanitization missing for register_setting().

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All output should be run through an escaping function (like esc_html_e() or esc_attr_e()), found '_e'.

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Processing form data without nonce verification.

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Using exclusionary parameters, like post__not_in, in calls to get_posts() should be done with caution, see https://wpvip.com/documentation/performance-improvements-by-removing-usage-of-post__not_in/ for more information.