{"id":229445,"date":"2026-01-21T01:35:41","date_gmt":"2026-01-21T07:35:41","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/01\/acf-plugin-bug-gives-hackers-admin-on-50000-wordpress-sites"},"modified":"2026-01-21T01:35:41","modified_gmt":"2026-01-21T07:35:41","slug":"acf-plugin-bug-gives-hackers-admin-on-50000-wordpress-sites","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/01\/acf-plugin-bug-gives-hackers-admin-on-50000-wordpress-sites","title":{"rendered":"ACF plugin bug gives hackers admin on 50,000 WordPress sites"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/acf-plugin-bug-gives-hackers-admin-on-50000-wordpress-sites.jpg\"><\/a><\/p>\n<p>A critical-severity vulnerability in the Advanced Custom Fields: Extended (ACF Extended) plugin for WordPress can be exploited remotely by unauthenticated attackers to obtain administrative permissions.<\/p>\n<p>ACF Extended, currently active on 100,000 websites, is a specialized plugin that extends the capabilities of the Advanced Custom Fields (ACF) plugin with features for developers and advanced site builders.<\/p>\n<p>The vulnerability, tracked as CVE-2025\u201314533, can be leveraged for admin privileges by abusing the plugin\u2019s \u2018Insert User \/ Update User\u2019 form action, in versions of ACF Extended 0.9.2.1 and earlier.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A critical-severity vulnerability in the Advanced Custom Fields: Extended (ACF Extended) plugin for WordPress can be exploited remotely by unauthenticated attackers to obtain administrative permissions. ACF Extended, currently active on 100,000 websites, is a specialized plugin that extends the capabilities of the Advanced Custom Fields (ACF) plugin with features for developers and advanced site builders. [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-229445","post","type-post","status-publish","format-standard","hentry","category-futurism"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/229445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=229445"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/229445\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=229445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=229445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=229445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}