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Vulnerability record · CVE-2022-0888 · published 23 March 2022

CVE-2022-0888: Ninjaforms ninja forms file uploads unrestricted file upload vulnerability

Ninjaforms · Ninja Forms File Uploads

The Ninja Forms - File Uploads Extension WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/includes/ajax/controllers/uploads.php file which can be bypassed making it possible for unauthenticated attackers to upload malicious files that can be used to obtain remote code execution, in versions up to and including 3.3.0

9.8 CVSS 3.1 Critical EPSS 39% · top 1.4% CWE-434 · Unrestricted file upload
9.8CVSS 3.1 base score, v2 7.5
39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Ninja Forms - File Uploads Extension WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/includes/ajax/controllers/uploads.php file which can be bypassed making it possible for unauthenticated attackers to upload malicious files that can be used to obtain remote code execution, in versions up to and including 3.3.0

CVSS:3.1/AV:N/AC:L/PR:N/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/Xib3rR4dAr/5f0accbbfdee279c68ed144da9cd8607 ExploitPatchThird Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/f00eeaef-f277-481f-9e18-bf1ced0015a0?source=cve
https://www.wordfence.com/vulnerability-advisories/#CVE-2022-0888 Third Party Advisory
https://gist.github.com/Xib3rR4dAr/5f0accbbfdee279c68ed144da9cd8607 ExploitPatchThird Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/f00eeaef-f277-481f-9e18-bf1ced0015a0?source=cve
https://www.wordfence.com/vulnerability-advisories/#CVE-2022-0888 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-2022-0888), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.