{"id":40604,"date":"2026-01-21T12:02:00","date_gmt":"2026-01-21T17:02:00","guid":{"rendered":"https:\/\/www.ezrasf.com\/wplog\/?p=40604"},"modified":"2026-01-21T09:25:29","modified_gmt":"2026-01-21T14:25:29","slug":"wp-advanced-custom-fields-extended-plugin-bug-gives-admin","status":"publish","type":"post","link":"https:\/\/www.ezrasf.com\/wplog\/2026\/01\/21\/wp-advanced-custom-fields-extended-plugin-bug-gives-admin\/","title":{"rendered":"WP Advanced Custom Fields Extended plugin bug gives admin"},"content":{"rendered":"\n<p>Your friendly reminder to minimize the WordPress plugins you deploy to what you actually need. BleepingComputer has an article:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>A <a href=\"http:\/\/www.bleepingcomputer.com\/news\/security\/acf-plugin-bug-gives-hackers-admin-on-50-000-wordpress-sites\/?utm_source=tldrinfosec\">critical-severity vulnerability in the Advanced Custom Fields: Extended (ACF Extended) plugin for WordPress<\/a> can be exploited remotely by unauthenticated attackers to obtain administrative permissions.<\/p>\n\n\n\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<\/blockquote>\n\n\n\n<p>Unauthenticated privilege escalation to get admin is about as bad as it gets. Though, it does appear the WordPress blog has to have mapped &#8220;role&#8221; as a custom field. It&#8217;s impossible for anyone other than the blog owner to know if that&#8217;s the case. Well, probably spammers and scammers seeking sites to compromise and turn into platforms to exploit might given which ones they successfully turn.<\/p>\n\n\n\n<p>It&#8217;s tracked as CVE-2025-14533:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2025-14533\">NIST<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.tenable.com\/cve\/CVE-2025-14533\">tenable<\/a><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Your friendly reminder to minimize the WordPress plugins you deploy to what you actually need. BleepingComputer has an article: 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 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"federated","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[165,1198,1],"tags":[3827,3811,3239,2573],"class_list":["post-40604","post","type-post","status-publish","format-standard","hentry","category-wordpress","category-cybersecurity","category-uncategorized","tag-tenable","tag-vulnerability","tag-wordpress-2","tag-wordpress-plugins"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p1rUBW-ayU","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/posts\/40604","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/comments?post=40604"}],"version-history":[{"count":0,"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/posts\/40604\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/media?parent=40604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/categories?post=40604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ezrasf.com\/wplog\/wp-json\/wp\/v2\/tags?post=40604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}