Why does check_ajax_referer give a 403 error on https websites?
that looks good in my eyes. but i just had the same issue, that’s why i stumbled over your question. i fixed it in my case with if (!wp_verify_nonce($_POST[‘nonce’], ‘nonce’)) { die(__(‘Security Check failed’, ‘textdomain’)); } at the very beginning of my ajax action. no idea, where the 403 issue came from, since it worked … Read more