{"id":"CVE-2026-16230","aliases":["EUVD-2026-56928","GHSA-vgm7-9pjc-5gcf"],"status":"published","title":"Formidable Digital Signatures \u003c= 3.0.6 - Unauthenticated Arbitrary File Deletion via Signature Field","description":"The Formidable Digital Signatures plugin for WordPress is vulnerable to file deletion due to insufficient file path validation in the delete_file function in all versions up to, and including, 3.0.6. This makes it possible for unauthenticated attackers to delete files on the server by supplying an attacker-controlled filename in the item_meta[field_id][content] parameter alongside the delete_saved_image flag during the standard entry-creation POST flow on any form that accepts anonymous submissions.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00674,"percentile":0.52597,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-23"],"published":"2026-08-11T19:37:27Z","modified":"2026-08-12T21:00:52Z","products":[{"vendor":"strategy11","product":"formidable digital signatures"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/c9a5f8ca-7efc-401b-8a93-07fbe7204dce?source=cve"},{"url":"https://formidableforms.com/"},{"url":"https://formidableforms.com/changelog/digital-signature-forms-3-1/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16230"},{"url":"https://formidableforms.com"},{"url":"https://formidableforms.com/changelog/digital-signature-forms-3-1"},{"url":"https://github.com/advisories/GHSA-vgm7-9pjc-5gcf"}],"sources":{"cve":[{"id":"CVE-2026-16230","title":"Formidable Digital Signatures \u003c= 3.0.6 - Unauthenticated Arbitrary File Deletion via Signature Field","description":"The Formidable Digital Signatures plugin for WordPress is vulnerable to file deletion due to insufficient file path validation in the delete_file function in all versions up to, and including, 3.0.6. This makes it possible for unauthenticated attackers to delete files on the server by supplying an attacker-controlled filename in the item_meta[field_id][content] parameter alongside the delete_saved_image flag during the standard entry-creation POST flow on any form that accepts anonymous submissions.","status":"published","published":"2026-08-11T19:37:27.821Z","modified":"2026-08-11T21:03:36.534Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-56928","description":"The Formidable Digital Signatures plugin for WordPress is vulnerable to file deletion due to insufficient file path validation in the delete_file function in all versions up to, and including, 3.0.6. This makes it possible for unauthenticated attackers to delete files on the server by supplying an attacker-controlled filename in the item_meta[field_id][content] parameter alongside the delete_saved_image flag during the standard entry-creation POST flow on any form that accepts anonymous submissions.","status":"published","published":"2026-08-11T19:37:27Z","modified":"2026-08-11T21:03:36Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:01:59.11112Z"}],"ghsa":[{"id":"GHSA-vgm7-9pjc-5gcf","title":"The Formidable Digital Signatures plugin for WordPress is vulnerable to file deletion due to...","description":"The Formidable Digital Signatures plugin for WordPress is vulnerable to file deletion due to insufficient file path validation in the delete_file function in all versions up to, and including, 3.0.6. This makes it possible for unauthenticated attackers to delete files on the server by supplying an attacker-controlled filename in the item_meta[field_id][content] parameter alongside the delete_saved_image flag during the standard entry-creation POST flow on any form that accepts anonymous submissions.","status":"published","published":"2026-08-11T21:33:09Z","modified":"2026-08-11T21:33:18Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T15:10:21.509652Z"}],"nvd":[{"id":"CVE-2026-16230","description":"The Formidable Digital Signatures plugin for WordPress is vulnerable to file deletion due to insufficient file path validation in the delete_file function in all versions up to, and including, 3.0.6. This makes it possible for unauthenticated attackers to delete files on the server by supplying an attacker-controlled filename in the item_meta[field_id][content] parameter alongside the delete_saved_image flag during the standard entry-creation POST flow on any form that accepts anonymous submissions.","status":"published","published":"2026-08-11T20:17:27.133Z","modified":"2026-08-12T21:00:52.257Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T14:12:36.880938Z"}]}}