CVE-2026-3139
Medium
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'.
SeverityMedium
CVSS4.3
Exploit probability—
ProductUser Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor
PublishedMar 31, 2026
First seenMar 31, 2026
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cozmoslabs User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor | v ≤ 3.15.5 | — |
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