The NEX-Forms – Ultimate Forms Plugin for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via '_name[]' Array Parameter in all versions up to, and including, 9.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The wp_kses() output filtering pass provides no mitigation because NEXForms_allowed_tags() explicitly permits <script>, <iframe src/srcdoc>, and JS event handlers such as onClick, onBlur, and onChange in its allow-list.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

References
Link Providers
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.1.10/includes/classes/class.db.php#L2660 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.1.10/includes/classes/class.db.php#L2809 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.1.10/includes/classes/class.functions.php#L2343 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.1.10/main.php#L2660 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.1.10/main.php#L2720 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.1.10/main.php#L2903 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.2.2/includes/classes/class.db.php#L2660 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.2.2/includes/classes/class.db.php#L2809 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.2.2/includes/classes/class.functions.php#L2343 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.2.2/main.php#L2660 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.2.2/main.php#L2720 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/tags/9.2.2/main.php#L2903 cve-icon cve-icon
https://plugins.trac.wordpress.org/changeset?old_path=%2Fnex-forms-express-wp-form-builder/tags/9.2.2&new_path=%2Fnex-forms-express-wp-form-builder/tags/9.2.3 cve-icon cve-icon
https://www.wordfence.com/threat-intel/vulnerabilities/id/da235dea-4884-4e6a-a8b8-65d34f050684?source=cve cve-icon cve-icon
History

Wed, 01 Jul 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 01 Jul 2026 10:45:00 +0000

Type Values Removed Values Added
Description The NEX-Forms – Ultimate Forms Plugin for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via '_name[]' Array Parameter in all versions up to, and including, 9.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The wp_kses() output filtering pass provides no mitigation because NEXForms_allowed_tags() explicitly permits <script>, <iframe src/srcdoc>, and JS event handlers such as onClick, onBlur, and onChange in its allow-list.
Title NEX-Forms <= 9.2.2 - Unauthenticated Stored Cross-Site Scripting via '_name[]' Array Parameter
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-07-01T12:19:42.554Z

Reserved: 2026-06-12T17:32:40.310Z

Link: CVE-2026-12142

cve-icon Vulnrichment

Updated: 2026-07-01T12:19:38.029Z

cve-icon NVD

Status : Deferred

Published: 2026-07-01T11:16:24.043

Modified: 2026-07-01T13:56:17.493

Link: CVE-2026-12142

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-02T00:00:14Z

Weaknesses