{"id":1025,"date":"2025-07-24T05:11:00","date_gmt":"2025-07-24T05:11:00","guid":{"rendered":"https:\/\/infosec-daily.com\/?page_id=1025"},"modified":"2025-07-24T05:11:00","modified_gmt":"2025-07-24T05:11:00","slug":"hackers-deploy-stealth-backdoor-in-wordpress-mu-plugins-to-maintain-admin-access","status":"publish","type":"page","link":"https:\/\/infosec-daily.com\/?page_id=1025","title":{"rendered":"Hackers Deploy Stealth Backdoor in WordPress Mu-Plugins to Maintain Admin Access"},"content":{"rendered":"<p>Cybersecurity researchers have uncovered a new stealthy backdoor concealed within the &#8220;mu-plugins&#8221; directory in WordPress sites to grant threat actors persistent access and allow them to perform arbitrary actions.<br \/>\nMust-use plugins (aka mu-plugins) are special plugins that are automatically activated on all WordPress sites in the installation. They are located in the &#8220;wp-content\/mu-plugins&#8221;<\/p>","protected":false},"excerpt":{"rendered":"<p>Cybersecurity researchers have uncovered a new stealthy backdoor concealed within the &#8220;mu-plugins&#8221; directory in WordPress sites to grant threat actors persistent access and allow them to perform arbitrary actions. Must-use&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1026,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"saved_in_kubio":false,"footnotes":""},"class_list":["post-1025","page","type-page","status-publish","has-post-thumbnail","hentry"],"kubio_ai_page_context":{"short_desc":"","purpose":"general"},"_links":{"self":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages\/1025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1025"}],"version-history":[{"count":0,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages\/1025\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/media\/1026"}],"wp:attachment":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}