Stored Cross-Site Scripting in User Profile Builder for WordPress
CVE-2026-6431

7.2HIGH

Key Information:

Vendor

WordPress
Status
User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor
Vendor
CVE Published:
7 September 2026

What is CVE-2026-6431?

The User Profile Builder plugin for WordPress is susceptible to Stored Cross-Site Scripting (XSS) caused by inadequate sanitization of user input in the 'Biographical Info' meta field. Attackers, even without authentication, can manipulate this field to inject malicious scripts. These scripts execute whenever a user visits the compromised page, posing significant risks to site integrity and user data.

Affected Version(s)

User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor 0 <= 3.15.7

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/profile-builde...
https://plugins.trac.wordpress.org/browser/profile-builde...

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

daroo
.