CVE-2025-3468 - CVE House

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Status published Medium CVE-2025-3468

NEX-Forms – Ultimate Form Builder – Contact forms and much more <= 8.9.1 - Authenticated (Custom) Stored Cross-Site Scripting

6.4 CVSS

Vulnerability Description

The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the clean_html and form_fields parameters in all versions up to, and including, 8.9.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Custom-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Antonio Francesco Sardella

References

More from webaways

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NEX-Forms – Ultimate Form Builder – Contact forms and much more <= 8.9.1 - Authenticated (Custom) Limited Code Execution via get_table_records Function

NEX-Forms – Ultimate Forms Plugin for WordPress <= 9.1.8 - Missing Authorization to Unauthenticated Sensitive Information Exposure

NEX-Forms – Ultimate Forms Plugin for WordPress <= 9.1.6 - Authenticated (Admin+) SQL Injection

NEX-Forms – Ultimate Form Builder – Contact forms and much more <= 8.5.6 - Missing Authorization via set_read()

NEX-Forms – Ultimate Form Builder – Contact forms and much more <= 8.5.6 - Missing Authorization via set_starred()

Affected Vendor

webaways

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Affected Software

NEX-Forms – Ultimate Forms Plugin for WordPress

Vulnerable Versions:

0

Timeline

Official Publish: May 8th, 2025

Last Modified: April 8th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

T1059.007 JavaScript

T1539 Steal Web Session Cookie

T1213 Data from Information Repositories

T1567 Exfiltration Over Web Service

T1491.001 Defacement