Cyber Posture

CVE-2026-22403

High

Published: 05 March 2026

Published
05 March 2026
Modified
23 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 Innovio innovio allows PHP Local File Inclusion.This issue affects Innovio: from n/a through <= 1.9.

Mitigating Controls (NIST 800-53 r5)AI

prevent

Directly remediates the LFI flaw in the Innovio WordPress theme by identifying, prioritizing, and applying patches to prevent exploitation.

prevent

Validates user-supplied filenames in PHP include/require statements to block improper local file inclusion attempts.

prevent

Enforces secure PHP configuration settings like open_basedir to restrict file system access paths exploited in this LFI vulnerability.

Security SummaryAI

CVE-2026-22403 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 Innovio WordPress theme. This flaw affects all versions of Innovio from n/a through 1.9, stemming from CWE-98. The vulnerability 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 potential for significant confidentiality, integrity, and availability impacts.

Attackers can exploit this vulnerability over the network without authentication or user interaction, though it requires high attack complexity. Successful exploitation allows remote attackers to perform local file inclusion, potentially leading to arbitrary code execution, data exposure, or system compromise on the targeted WordPress site running the vulnerable Innovio theme.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/innovio/vulnerability/wordpress-innovio-theme-1-7-local-file-inclusion-vulnerability?_s_id=cve details the local file inclusion issue in the Innovio theme, recommending updates to patched versions beyond 1.9 for mitigation.

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 Local File Inclusion (LFI) in a public-facing WordPress theme PHP component, directly enabling exploitation of a public-facing application.

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

References