CVE-2026-57803
Received Received - Intake

Improper File Inclusion in Struktur Core

Publication date: 2026-07-13

Last updated on: 2026-07-13

Assigner: Patchstack

Description
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in Select-Themes Struktur Core struktur-core allows PHP Local File Inclusion.This issue affects Struktur Core: from n/a through <= 2.5.1.

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Meta Information

Published
2026-07-13
Last Modified
2026-07-13
Generated
2026-07-13
AI Q&A
2026-07-13
EPSS Evaluated
N/A
NVD
CVE-2026-57803
EUVD
EUVD-2026-43419

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
select-themes struktur_core to 2.5.1 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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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-2026-57803 is a Local File Inclusion (LFI) vulnerability in the WordPress Struktur Core Plugin, affecting versions up to and including 2.5.1. This flaw allows attackers to include local files on the target website by improperly controlling the filename used in PHP include or require statements.

Exploiting this vulnerability could enable attackers to access sensitive files on the server, such as configuration files or database credentials, depending on the server's configuration.

Impact Analysis

This vulnerability can impact you by allowing attackers to read sensitive files on your web server, potentially exposing confidential information like database credentials.

Such exposure can lead to further attacks, including data breaches or unauthorized access to your website's backend.

Although the CVSS score is 7.5 indicating high severity, the threat is considered low priority due to the complexity or conditions required for exploitation.

Attackers might exploit this vulnerability in mass campaigns targeting many websites running the affected plugin version.

There is currently no official patch available, so immediate updating or consulting with your hosting provider or web developer is advised.

Mitigation Strategies

The immediate step to mitigate this vulnerability is to update the Struktur Core plugin to the latest version beyond 2.5.1 as soon as an official patch becomes available.

If an update is not yet available, users are advised to seek assistance from their hosting provider or web developer to implement temporary protections or workarounds.

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