CVE-2026-39552 HIGH

CVE-2026-39552: WordPress Blueprint theme < 1.1.5 - Local File Inclusion vulnerability

Vendor Code Supply Co.
Product Blueprint
Weakness CWE-98 · PHP file inclusion
Published June 2, 2026
Last update June 2, 2026

CVSS base score

8.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in Code Supply Co. Blueprint allows PHP Local File Inclusion. This issue affects Blueprint: from n/a before 1.1.5.

Explanation of Vulnerability in Simple Terms

02Summary

Blueprint versions before 1.1.5 contain a vulnerability that allows an attacker to read sensitive data, modify site content, or disrupt service availability. The attack requires network access and significant technical effort to exploit, but no authentication or user interaction. Organizations using Blueprint should update immediately to version 1.1.5 or later.

What an attacker can do

03Attacker Capabilities

Read sensitive data, modify site content, or cause service disruption without authentication.

Potential impact on your site

04Site Impact

Confidential data exposure, unauthorized content changes, or site downtime if Blueprint is not updated.

Conditions required to exploit

05Prerequisites

Network access and high technical complexity to craft the exploit; no login or user interaction required.

Key dates

06Disclosure timeline

June 2, 2026 CVE published
June 2, 2026 Record updated