SB2025060655 - Multiple vulnerabilities in NEX-Forms – Ultimate Form Builder plugin for WordPress
Published: June 6, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Code Injection (CVE-ID: CVE-2025-4208)
CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in the "get_table_records" function. A remote user can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Stored cross-site scripting (CVE-ID: CVE-2025-3468)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the "clean_html" and "form_fields" parameters. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/trunk/includes/classes/class.dashboard.php?rev=3226607#L3420
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1d2b7215-d3a7-4e5a-ae9b-65fecc26dceb?source=cve
- https://plugins.trac.wordpress.org/browser/nex-forms-express-wp-form-builder/trunk/includes/classes/class.db.php?rev=3226607#L303
- https://www.wordfence.com/threat-intel/vulnerabilities/id/a33a7ba5-c6f8-4cf4-8011-8312e9c5da8f?source=cve