Cyber Posture

CVE-2026-22439

High

Published: 05 March 2026

Published
05 March 2026
Modified
22 April 2026
KEV Added
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Patch
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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 AncoraThemes Green Planet green-planet allows PHP Local File Inclusion.This issue affects Green Planet: from n/a through <= 1.1.14.

Mitigating Controls (NIST 800-53 r5)AI

SI-2 Flaw Remediation good match
prevent

Requires timely identification, reporting, and correction of the PHP Local File Inclusion flaw in the Green Planet WordPress theme.

SI-10 Information Input Validation good match
prevent

Enforces validation of untrusted inputs such as filenames in PHP include/require statements to block unauthorized local file access.

SC-7 Boundary Protection partial match
preventdetect

Implements boundary protections like web application firewalls to monitor and block network traffic exploiting the file inclusion vulnerability.

Security SummaryAI

CVE-2026-22439 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, classified as a PHP Remote File Inclusion issue that enables PHP Local File Inclusion, affecting the Green Planet WordPress theme developed by AncoraThemes. The vulnerability impacts all versions of the theme from n/a through 1.1.14. It is associated with CWE-98 and carries 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 despite elevated complexity.

Remote, unauthenticated attackers can exploit this vulnerability over the network without user interaction, though it requires high attack complexity. Successful exploitation allows attackers to perform local file inclusion, potentially leading to high confidentiality, integrity, and availability impacts, such as unauthorized access to sensitive local files or further compromise depending on the included files.

The Patchstack advisory provides details on this WordPress theme vulnerability, including mitigation guidance, accessible at https://patchstack.com/database/Wordpress/Theme/green-planet/vulnerability/wordpress-green-planet-theme-1-1-14-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-2026-22439 is a Local File Inclusion vulnerability in a public-facing WordPress theme, enabling unauthenticated remote attackers to exploit the application for potential code execution or sensitive file access.

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

References