Cyber Posture

CVE-2026-28056

High

Published: 05 March 2026

Published
05 March 2026
Modified
22 April 2026
KEV Added
—
Patch
—
CVSS Score 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0016 37.1th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Description

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in ThemeREX MCKinney's Politics mckinney-politics allows PHP Local File Inclusion.This issue affects MCKinney's Politics: from n/a through <= 1.2.8.

Mitigating Controls (NIST 800-53 r5)AI

SI-2 Flaw Remediation good match
prevent

Directly mitigates CVE-2026-28056 by identifying, reporting, and correcting the PHP Local File Inclusion flaw in the MCKinney's Politics WordPress theme through patching.

SI-10 Information Input Validation good match
prevent

Prevents exploitation of the improper filename control in PHP include/require by validating all user-supplied inputs for malicious paths or filenames.

SI-9 Information Input Restrictions good match
prevent

Restricts information inputs to safe, whitelisted filenames and paths for PHP include/require statements, blocking unauthorized local file inclusion attempts.

Security SummaryAI

CVE-2026-28056 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, classified under CWE-98 and labeled as a PHP Remote File Inclusion issue that enables PHP Local File Inclusion, in the ThemeREX MCKinney's Politics WordPress theme (mckinney-politics). This flaw affects all versions from n/a through 1.2.8. The vulnerability was published on 2026-03-05 with a CVSS v3.1 base score of 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating high severity due to its potential for significant impact.

The vulnerability can be exploited by unauthenticated attackers over the network, though it requires high attack complexity and no user interaction. Successful exploitation allows attackers to achieve high confidentiality, integrity, and availability impacts, potentially enabling local file inclusion that could lead to unauthorized access to sensitive files or further compromise depending on the included content.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/mckinney-politics/vulnerability/wordpress-mckinney-s-politics-theme-1-2-8-local-file-inclusion-vulnerability?_s_id=cve.

Details

CWE(s)
CWE-98

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Why these techniques?

CVE-2026-28056 is a Local File Inclusion vulnerability in a public-facing WordPress theme, directly enabling exploitation of a public-facing application for potential remote code execution.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

References