CVE-2021-4356

Frontend File Manager <= 18.2 - Unauthenticated Arbitrary File Download

Published Jun 7, 2023 CVSS 3.1 · 9 Critical EPSS 1.5% KEV · Not listed
Description
The Frontend File Manager plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Download
in versions up to, and including, 18.2. This is due to lacking authentication protections, capability checks, and sanitization, all on the wpfm_file_meta_update AJAX action. This makes it possible for unauthenticated attackers to download arbitrary files on the site, potentially leading to site takeover.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2021-34183 The Frontend File Manager plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Download in versions up to, and including, 18.2. This is due to lacking authentication protections, capability checks, and sanitization, all on the wpfm_file_meta_update AJAX action. This makes it possible for unauthenticated attackers to download arbitrary files on the site, potentially leading to site takeover.
History
Type Values Removed Values Added
Title Frontend File Manager <= 18.2 - Unauthenticated Arbitrary File Download
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Apr 8, 2026, 5:02 PM
Reserved
Jun 6, 2023, 12:49 PM
Status
Modified
Published
Jun 7, 2023, 2:15 AM
Modified
Jun 17, 2026, 4:19 AM