Cyber Resilience

CVE-2026-22434

High

Published: 05 March 2026

Published
05 March 2026
Modified
22 April 2026
KEV Added
—
Patch
—
CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0050 39.1th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-22434 is a high-severity PHP Remote File Inclusion (CWE-98) vulnerability. Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 39.1th 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 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2026-22434 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 (LFI), in the Crown Art WordPress theme developed by AncoraThemes. This issue affects Crown Art versions from n/a through 1.2.11, as documented in the CVE published on 2026-03-05.

The vulnerability can be exploited remotely over the network (AV:N) by unauthenticated attackers (PR:N) with no user interaction required (UI:N), though it demands high attack complexity (AC:H) and results in no scope change (S:U). Successful exploitation yields high impacts on confidentiality, integrity, and availability (C:H/I:H/A:H), earning a CVSS v3.1 base score of 8.1 and mapping to CWE-98.

Patchstack's advisory at https://patchstack.com/database/Wordpress/Theme/crown-art/vulnerability/wordpress-crown-art-theme-1-2-11-local-file-inclusion-vulnerability?_s_id=cve provides details on the LFI vulnerability specific to the Crown Art WordPress theme version 1.2.11.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in AncoraThemes Crown Art crown-art allows PHP Local File Inclusion.This issue affects Crown Art: from n/a through <= 1.2.11.

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 →
T1005 Data from Local System Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
attack.mitre.org →
Why these techniques?

T1190 for exploitation of public-facing WordPress theme vulnerability; T1005 for local file inclusion enabling access to sensitive local files.

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

CVEs Like This One

CVE-2025-60057Shared CWE-98
CVE-2025-58940Shared CWE-98
CVE-2026-22476Shared CWE-98
CVE-2025-67980Shared CWE-98
CVE-2025-69034Shared CWE-98
CVE-2025-58225Shared CWE-98
CVE-2026-22427Shared CWE-98
CVE-2025-69402Shared CWE-98
CVE-2025-64205Shared CWE-98
CVE-2026-28013Shared CWE-98

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-10 Information Input Validation good match
prevent

Validates filenames passed to PHP include/require statements in the Crown Art theme to block unauthorized local file paths and prevent LFI exploitation.

SI-2 Flaw Remediation good match
prevent

Remediates the specific PHP file inclusion flaw in Crown Art theme versions through <=1.2.11 by identifying, patching, or upgrading the vulnerable component.

CM-6 Configuration Settings partial match
prevent

Enforces secure PHP configuration settings like open_basedir restrictions and disabling allow_url_include to limit file access capabilities exploited by this LFI vulnerability.

References