CVE-2026-27989
Received Received - Intake
Local File Inclusion in Quanzo ≤ 1.0.10 PHP ThemeREX Vulnerability

Publication date: 2026-03-05

Last updated on: 2026-03-06

Assigner: Patchstack

Description
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.
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Meta Information
Published
2026-03-05
Last Modified
2026-03-06
Generated
2026-06-16
AI Q&A
2026-03-05
EPSS Evaluated
2026-06-14
NVD
CVE-2026-27989
EUVD
EUVD-2026-9659
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
themerex quanzo to 1.0.10 (inc)
Helpful Resources
Exploitability
CWE
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KEV
KEV Icon
CWE ID Description
CWE-98 The PHP application receives input from an upstream component, but it does not restrict or incorrectly restricts the input before its usage in "require," "include," or similar functions.
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Executive Summary

CVE-2026-27989 is a Local File Inclusion (LFI) vulnerability found in the WordPress Quanzo Theme versions up to and including 1.0.10.

This vulnerability allows an unauthenticated attacker to include and display local files from the target website by exploiting improper control of filename for include/require statements in PHP.

As a result, sensitive information such as database credentials can be exposed.

Impact Analysis

[{'type': 'paragraph', 'content': 'Exploitation of this vulnerability can lead to exposure of sensitive information including database credentials.'}, {'type': 'paragraph', 'content': "Depending on the website's configuration, an attacker could potentially achieve a complete database takeover."}, {'type': 'paragraph', 'content': 'This represents a highly dangerous risk with a CVSS severity score of 8.1.'}] [1]

Compliance Impact

I don't know

Detection Guidance

This vulnerability allows an unauthenticated attacker to include and display local files from the target website, which may be detected by monitoring for suspicious HTTP requests attempting to exploit Local File Inclusion (LFI) in the Quanzo theme.

Specific commands or detection methods are not provided in the available resources.

Mitigation Strategies

Since no official patch is currently available for the Quanzo theme, users are advised to immediately apply the mitigation rule issued by Patchstack to block attacks targeting this vulnerability.

Applying this mitigation helps protect websites from exploitation until an official patch is released.

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