{"id":26763,"date":"2026-09-19T12:32:25","date_gmt":"2026-09-19T04:32:25","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-84434"},"modified":"2026-09-19T12:32:25","modified_gmt":"2026-09-19T04:32:25","slug":"cve-2026-84434","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-84434","title":{"rendered":"CVE-2026-84434 [CRITICAL] &#8211; The Gravity Forms plugin for WordPress is vulnerable to Arbitrary File Upload in all versi"},"content":{"rendered":"<p>The Gravity Forms plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.1.0.4 via the upload_file function. This is due to a mismatch between the field validation pipeline and the file persistence pipeline, where hidden file upload fields bypass extension validation and a rejected file&#8217;s intact upload state is later passed to upload_file() without re-validation. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible. Exploitation requires the targeted form to contain a File Upload field with its Visibility set to &#8216;Hidden&#8217;; the vulnerability is reachable by unauthenticated attackers on any publicly accessible form meeting this condition.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Gravity Forms plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.1.0.4 via the upload_file function. This is due to a mismatch between the field va<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-26763","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/26763","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26763"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=26763"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=26763"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}