CVE-2026-27989 HIGH

CVE-2026-27989: WordPress Quanzo theme <= 1.0.10 - Local File Inclusion vulnerability

Vendor Themerex
Product Quanzo
Weakness CWE-98 · PHP file inclusion
Published March 5, 2026
Last update April 28, 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 ThemeREX Quanzo quanzo allows PHP Local File Inclusion.This issue affects Quanzo: from n/a through <= 1.0.10.

Explanation of Vulnerability in Simple Terms

02Summary

Quanzo versions 1.0.10 and earlier contain a vulnerability that allows an attacker to read sensitive data, modify site content, or disrupt service availability. The attack requires network access and high technical complexity but no authentication. The vulnerability affects the core functionality of the product.

What an attacker can do

03Attacker Capabilities

Read sensitive data, modify site content, or cause the site to become unavailable.

Potential impact on your site

04Site Impact

Attackers could steal data, deface your site, or take it offline without needing a valid account.

Conditions required to exploit

05Prerequisites

Network access and high technical skill; no login or user interaction required.

Key dates

06Disclosure timeline

March 5, 2026 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE