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

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

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

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

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

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.

Processing form data without nonce verification.

Use of a direct database call is discouraged.

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

$_POST[$key] not unslashed before sanitization. Use wp_unslash() or similar

Processing form data without nonce verification.

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

Detected usage of a non-sanitized input variable: $_POST[$key]

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

Detected usage of a possibly undefined superglobal array index: $_POST['post_id'][0]. Check that the array index exists before using it.

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

In footer ($in_footer) is not set explicitly wp_enqueue_script; It is recommended to load scripts in the footer. Please set this value to `true` to load it in the footer, or explicitly `false` if it should be loaded in the header.

load_plugin_textdomain() has been discouraged since WordPress version 4.6. When your plugin is hosted on WordPress.org, you no longer need to manually include this function call for translations under your plugin slug. WordPress will automatically load the translations for you as needed.

The use of function ini_set() is discouraged

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

Multiple placeholders in translatable strings should be ordered. Expected "%1$s, %2$s", but got "%s, %s" in 'Download plugin %s at %s!'.

Offloading images, js, css, and other scripts to your servers or any remote service is disallowed.

Use placeholders and $wpdb->prepare(); found interpolated variable $placeholders at AND meta_value IN ($placeholders)"

Simple placeholders should not be quoted in the query string in $wpdb->prepare(). Found: '%s'.

Replacement variables found, but no valid placeholders found in the query.