Cyber Posture

CVE-2026-28043

Critical

Published: 05 March 2026

Published
05 March 2026
Modified
22 April 2026
KEV Added
Patch
CVSS Score 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0016 37.1th percentile
Risk Priority 20 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 Healer - Doctor, Clinic & Medical WordPress Theme healer allows PHP Local File Inclusion.This issue affects Healer - Doctor, Clinic & Medical WordPress…

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Theme: from n/a through <= 1.0.0.

Mitigating Controls (NIST 800-53 r5)AI

prevent

Directly mitigates the CVE by requiring timely identification, reporting, and patching of the vulnerable PHP code in the Healer WordPress theme to eliminate the LFI flaw.

prevent

Enforces validation of user-controlled inputs to PHP include/require statements, preventing arbitrary local file inclusion by rejecting malicious filenames.

prevent

Limits the impact of successful LFI exploitation by enforcing least privilege on the web server process, restricting access to sensitive local files.

Security SummaryAI

CVE-2026-28043 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, classified as a PHP Remote File Inclusion issue but enabling PHP Local File Inclusion, in the ThemeREX Healer - Doctor, Clinic & Medical WordPress Theme. This flaw affects all versions of the Healer theme from unknown initial release through 1.0.0. It is associated with CWE-98 and carries a CVSS v3.1 base score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), marking it as critical.

The vulnerability can be exploited by any unauthenticated remote attacker requiring no user interaction and low attack complexity. Successful exploitation allows high-impact compromise of confidentiality, integrity, and availability, potentially enabling arbitrary local file inclusion that could lead to sensitive data disclosure or code execution depending on server configuration.

Advisories, including the Patchstack database entry at https://patchstack.com/database/Wordpress/Theme/healer/vulnerability/wordpress-healer-doctor-clinic-medical-wordpress-theme-theme-1-0-0-local-file-inclusion-vulnerability?_s_id=cve, provide details on the vulnerability in the Healer WordPress theme version 1.0.0.

Details

CWE(s)

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.
Why these techniques?

The vulnerability is an unauthenticated remote code execution or local file inclusion flaw in a public-facing WordPress theme, directly enabling exploitation of public-facing applications.

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

References