Cyber Resilience

CVE-2026-22401

High

Published: 22 January 2026

Published
22 January 2026
Modified
23 April 2026
KEV Added
—
Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0022 44.8th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-22401 is a high-severity PHP Remote File Inclusion (CWE-98) vulnerability. Its CVSS base score is 7.5 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 44.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 RA-5 (Vulnerability Monitoring and Scanning) and SI-10 (Information Input Validation).

Deeper analysis

CVE-2026-22401 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 pavothemes Freshio WordPress theme. This issue affects Freshio versions from n/a through 2.4.2.

The vulnerability carries a CVSS v3.1 base score of 7.5 (AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H). Exploitation requires low privileges (PR:L) and can occur over the network (AV:N) with high attack complexity (AC:H) and no user interaction (UI:N). Successful attacks can result in high impacts to confidentiality, integrity, and availability.

The Patchstack advisory (https://patchstack.com/database/Wordpress/Theme/freshio/vulnerability/wordpress-freshio-theme-2-4-2-local-file-inclusion-vulnerability?_s_id=cve) documents this Local File Inclusion vulnerability in the Freshio WordPress theme version 2.4.2.

EU & UK References

Vulnerability details

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in pavothemes Freshio freshio allows PHP Local File Inclusion.This issue affects Freshio: from n/a through <= 2.4.2.

CWE(s)
CWE-98

Related Threats

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?

LFI/RFI in public-facing WordPress theme directly enables exploitation of web application via T1190.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2026-28087Shared CWE-98
CVE-2025-23952Shared CWE-98
CVE-2026-32505Shared CWE-98
CVE-2025-48149Shared CWE-98
CVE-2025-60058Shared CWE-98
CVE-2025-49994Shared CWE-98
CVE-2026-24531Shared CWE-98
CVE-2025-67527Shared CWE-98
CVE-2025-69396Shared CWE-98
CVE-2025-62067Shared CWE-98

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-2 Flaw Remediation good match
prevent

Requires timely identification, reporting, and correction of the specific LFI flaw in vulnerable Freshio WordPress theme versions <=2.4.2.

SI-10 Information Input Validation good match
prevent

Mandates validation of user-supplied filename inputs prior to use in PHP include/require statements to prevent local file inclusion.

RA-5 Vulnerability Monitoring and Scanning good match
detectrespond

Vulnerability scanning detects the known CVE-2026-22401 in deployed Freshio themes, enabling prompt remediation.

References