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Vulnerability record · CVE-2023-6846 · published 5 February 2024

CVE-2023-6846: Filemanagerpro file manager code injection vulnerability

FFilemanagerpro · File Manager

The File Manager Pro plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 8.3.4 via the mk_check_filemanager_php_syntax AJAX function. This makes it possible for authenticated attackers, with subscriber access and above, to execute code on the server. Version 8.3.5 introduces a capability check that prevents users lower than admin from executing this function.

8.8 CVSS 3.1 High EPSS 16% · top 3.2% CWE-94 · Code injectionCWE-434 · Unrestricted file upload
8.8CVSS 3.1 base score
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The File Manager Pro plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 8.3.4 via the mk_check_filemanager_php_syntax AJAX function. This makes it possible for authenticated attackers, with subscriber access and above, to execute code on the server. Version 8.3.5 introduces a capability check that prevents users lower than admin from executing this function.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/Kun19/046b2b305cac5f2edd38037984c2e8e3 Exploit
https://www.wordfence.com/threat-intel/vulnerabilities/id/1e8e0257-a745-495f-a103-c032b95209fc?source=cve Third Party Advisory
https://gist.github.com/Kun19/046b2b305cac5f2edd38037984c2e8e3 Exploit
https://www.wordfence.com/threat-intel/vulnerabilities/id/1e8e0257-a745-495f-a103-c032b95209fc?source=cve Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-6846), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.