Cyber Posture

CVE-2026-22399

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 Mikado-Themes Holmes holmes allows PHP Local File Inclusion.This issue affects Holmes: from n/a through <= 1.7.

Mitigating Controls (NIST 800-53 r5)AI

prevent

Directly requires validation of filenames supplied to PHP include/require statements, preventing local file inclusion by rejecting malicious paths.

prevent

Mandates timely identification, reporting, and correction of the specific flaw in the Holmes WordPress theme that enables PHP local file inclusion.

prevent

Enforces restrictions on information inputs such as filenames to organization-defined safe types or paths, mitigating improper file inclusion attempts.

Security SummaryAI

CVE-2026-22399 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, classified as PHP Remote File Inclusion but enabling PHP Local File Inclusion, in the Mikado-Themes Holmes WordPress theme. This issue affects Holmes versions from n/a through 1.7.

The vulnerability has a CVSS 3.1 score of 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating exploitation is possible over the network by unauthenticated attackers with no user interaction required, though it demands high attack complexity. Successful exploitation allows attackers to achieve high impacts on confidentiality, integrity, and availability, mapped to CWE-98.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/holmes/vulnerability/wordpress-holmes-theme-1-7-local-file-inclusion-vulnerability?_s_id=cve.

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?

CVE-2026-22399 is a remote file inclusion vulnerability in a public-facing WordPress theme, directly enabling exploitation of public-facing applications.

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

References