{"id":"CVE-2021-4368","aliases":["EUVD-2021-34195","GHSA-254w-gr7h-wvh4"],"status":"published","title":"Frontend File Manager \u003c= 18.2 - Authenticated Settings Change leading to Arbitrary File Upload","description":"The Frontend File Manager plugin for WordPress is vulnerable to Authenticated Settings Change in versions up to, and including, 18.2. This is due to lacking capability checks and a security nonce, all on the wpfm_save_settings AJAX action. This makes it possible for subscriber-level attackers to edit the plugin settings, such as the allowed upload file types.  This can lead to remote code execution through other vulnerabilities.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01853,"percentile":0.79294,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2023-06-07T01:51:38Z","modified":"2026-06-17T04:19:35Z","products":[{"vendor":"najeebmedia","product":"frontend_file_manager_plugin"},{"vendor":"nmedia","product":"frontend file manager plugin"},{"vendor":"unknown","product":"frontend file manager plugin"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/adb1d8b0-b1d6-40df-b591-f1062ee744fb?source=cve","tags":["x_transferred","Third Party Advisory"]},{"url":"https://blog.nintechnet.com/wordpress-frontend-file-manager-plugin-fixed-multiple-critical-vulnerabilities/","tags":["x_transferred","Exploit"]},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=2554359%40nmedia-user-file-uploader\u0026new=2554359%40nmedia-user-file-uploader\u0026sfp_email=\u0026sfph_mail=","tags":["x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4368"},{"url":"https://blog.nintechnet.com/wordpress-frontend-file-manager-plugin-fixed-multiple-critical-vulnerabilities"},{"url":"https://github.com/advisories/GHSA-254w-gr7h-wvh4"}],"sources":{"cve":[{"id":"CVE-2021-4368","title":"Frontend File Manager \u003c= 18.2 - Authenticated Settings Change leading to Arbitrary File Upload","description":"The Frontend File Manager plugin for WordPress is vulnerable to Authenticated Settings Change in versions up to, and including, 18.2. This is due to lacking capability checks and a security nonce, all on the wpfm_save_settings AJAX action. This makes it possible for subscriber-level attackers to edit the plugin settings, such as the allowed upload file types.  This can lead to remote code execution through other vulnerabilities.","status":"published","published":"2023-06-07T01:51:38.452Z","modified":"2026-04-08T17:15:11.119Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:33:07.697752Z"}],"euvd":[{"id":"EUVD-2021-34195","description":"The Frontend File Manager plugin for WordPress is vulnerable to Authenticated Settings Change in versions up to, and including, 18.2. This is due to lacking capability checks and a security nonce, all on the wpfm_save_settings AJAX action. This makes it possible for subscriber-level attackers to edit the plugin settings, such as the allowed upload file types.  This can lead to remote code execution through other vulnerabilities.","status":"published","published":"2023-06-07T01:51:38Z","modified":"2026-04-08T17:15:11Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:24:45.130194Z"}],"ghsa":[{"id":"GHSA-254w-gr7h-wvh4","title":"The Frontend File Manager plugin for WordPress is vulnerable to Authenticated Settings Change in...","description":"The Frontend File Manager plugin for WordPress is vulnerable to Authenticated Settings Change in versions up to, and including, 18.2. This is due to lacking capability checks and a security nonce, all on the wpfm_save_settings AJAX action. This makes it possible for subscriber-level attackers to edit the plugin settings, such as the allowed upload file types.  This can lead to remote code execution through other vulnerabilities.","status":"published","published":"2023-06-07T03:30:22Z","modified":"2024-04-04T04:38:32Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:56:25.511354Z"}],"nvd":[{"id":"CVE-2021-4368","description":"The Frontend File Manager plugin for WordPress is vulnerable to Authenticated Settings Change in versions up to, and including, 18.2. This is due to lacking capability checks and a security nonce, all on the wpfm_save_settings AJAX action. This makes it possible for subscriber-level attackers to edit the plugin settings, such as the allowed upload file types.  This can lead to remote code execution through other vulnerabilities.","status":"published","published":"2023-06-07T02:15:14.783Z","modified":"2026-06-17T04:19:35.447Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:07:07.764332Z"}]}}