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CVE-2023-4596

CRITICAL 9.8 CVSS 3.1
Published
August 30, 2023
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-434
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

The Forminator plugin for WordPress is vulnerable to arbitrary file uploads due to file type validation occurring after a file has been uploaded to the server in the upload_post_image() function in versions up to, and including, 1.24.6. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

Affected WordPress components

  • Forminator Forms – Contact Form, Payment Form & Custom Form Builder Plugin · forminator
    Confirmed match Active
    Up to and including 1.24.6
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • wpmudev Forminator Forms – Contact Form, Payment Form & Custom Form Builder — Up to and including 1.24.6
  • incsub forminator — Up to and including 1.24.6

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2954409/forminator/trunk/library/fields/postdata.php Patch
  • www.exploit-db.com https://www.exploit-db.com/exploits/51664 Exploit, Third Party Advisory, VDB Entry
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/9cd87da6-1f4c-4a15-8ebb-6e0f8ef72513?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record