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Description

The AI Engine – The Chatbot and AI Framework for WordPress plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the `rest_helpers_update_media_metadata` function in all versions up to, and including, 3.3.2. This makes it possible for authenticated attackers, with Editor-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible. The attacker can upload a benign image file, then use the `update_media_metadata` endpoint to rename it to a PHP file, creating an executable PHP file in the uploads directory.

PUBLISHED Reserved 2026-01-23 | Published 2026-01-28 | Updated 2026-01-28 | Assigner Wordfence




HIGH: 7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-434 Unrestricted Upload of File with Dangerous Type

Product status

Default status
unaffected

* (semver)
affected

Timeline

2026-01-23:Vendor Notified
2026-01-27:Disclosed

Credits

M Indra Purnama finder

References

www.wordfence.com/...-4406-4fcf-af37-f1db0af857d6?source=cve

plugins.trac.wordpress.org/...ne/tags/3.3.0/classes/rest.php

plugins.trac.wordpress.org/...ne/tags/3.3.0/classes/rest.php

plugins.trac.wordpress.org/...-engine/trunk/classes/rest.php

cve.org (CVE-2026-1400)

nvd.nist.gov (CVE-2026-1400)

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