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

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

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

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

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

Processing form data without nonce verification.

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

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

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.

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.

Function "wp_add_inline_script()" requires WordPress 4.5.0, but your plugin minimum supported version is WordPress 3.4.0.

Processing form data without nonce verification.

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

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

Translatable string should not be wrapped in HTML. Found: '<div class="saving-txt"><strong>Saving Please wait...</strong></div>'

The $text parameter must be a single text string literal. Found: $new_post_id->get_error_message()

Linking directly to 5 stars reviews is not allowed.

Tested up to: 6.9 < 7.0. The "Tested up to" value in your plugin is not set to the current version of WordPress. This means your plugin will not show up in searches, as we require plugins to be compatible and documented as tested up to the most recent version of WordPress.

One or more tags were ignored. Please limit your plugin to 5 tags.