CVE-2026-3139 Details
Description
The User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor plugin for WordPress is vulnerable to Insecure Direct Object Reference in versions up to, and including, 3.15.5 via the wppb_save_avatar_value() function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to reassign ownership of arbitrary posts and attachments by changing 'post_author'.
A vulnerability allowing Insecure Direct Object Reference has been identified in the User Profile Builder WordPress plugin, specifically in versions 3.15.5 and earlier. The issue arises in the wppb_save_avatar_value() function, where validation is lacking on a user-controlled key. This flaw enables authenticated attackers with subscriber-level access or higher to change the ownership of any post or attachment by modifying the 'post_author' field.
Users are advised to update the User Profile Builder plugin to version 3.15.6 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Mar 31, 2026CISA-ADP
Assessed Mar 31, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-639 | Authorization Bypass Through User-Controlled Key | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| User Profile Builder | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 25, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 31, 2026 | New CVE Received | [email protected] |
Volerion