CVE-2026-15368 | BDVDB-2026-354534 Detail

User Profile Builder

Description#

The User Profile Builder WordPress plugin before 3.16.4 does not correctly bind the automatic login performed after user registration to the newly created account, allowing unauthenticated attackers to obtain an authenticated session for an arbitrary existing user, including administrators, on sites using a supported but non-default configuration.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-269 Improper Privilege Management

References#

https://wpscan.com/vulnerability/df1eb738-15bf-4f8b-aa06-e0a42f1e9c2e/

Exploit#

https://wpscan.com/vulnerability/df1eb738-15bf-4f8b-aa06-e0a42f1e9c2e/

History#

Version 12026-08-01Record published in the CVE List.
Version 22026-08-05Most recent update recorded in the CVE List.

Published

Published: 2026-08-01
Last modified: 2026-08-05

Vendor information

Vendor: Not stated
Product: User Profile Builder

Score

8.1 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 32.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Privilege Escalation

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 3.16.4
Fixed
3.16.4

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.1 High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).