Category Featured Images

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

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Processing form data without nonce verification.

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Detected usage of a non-sanitized input variable: $_GET['tag_ID']

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$_GET['tag_ID'] not unslashed before sanitization. Use wp_unslash() or similar

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

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Classes declared by a theme/plugin should start with the theme/plugin prefix. Found: "category_featured_images".

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Processing form data without nonce verification.

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

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In footer ($in_footer) is not set explicitly wp_register_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.

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