Cyber Resilience

CVE-2026-22394

High

Published: 05 March 2026

Published
05 March 2026
Modified
22 April 2026
KEV Added
—
Patch
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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-2026-22394 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-2026-22394 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 Evently WordPress theme developed by Mikado-Themes. This issue affects Evently versions from n/a through 1.7 inclusive. 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) and maps to CWE-98.

The vulnerability can be exploited remotely by unauthenticated attackers over the network, though it requires high attack complexity and no user interaction. Successful exploitation grants high-impact access to confidentiality, integrity, and availability, potentially allowing attackers to include and execute local files on the server via manipulated PHP include/require statements.

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

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

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?

The vulnerability is a Local File Inclusion (LFI) in a public-facing WordPress theme, directly enabling exploitation of a public-facing application (T1190).

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

CVEs Like This One

CVE-2025-58923Shared CWE-98
CVE-2025-69057Shared CWE-98
CVE-2024-54263Shared CWE-98
CVE-2026-28035Shared CWE-98
CVE-2026-28024Shared CWE-98
CVE-2025-67525Shared CWE-98
CVE-2025-22707Shared CWE-98
CVE-2025-69375Shared CWE-98
CVE-2026-22443Shared CWE-98
CVE-2025-53198Shared CWE-98

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-10 Information Input Validation good match
prevent

Directly mitigates the improper filename control in PHP include/require by requiring validation and sanitization of untrusted inputs to prevent local file inclusion.

SI-2 Flaw Remediation good match
prevent

Ensures timely identification, reporting, and patching of the vulnerable Evently WordPress theme to remediate the file inclusion flaw.

CM-6 Configuration Settings partial match
prevent

Enforces secure configuration settings for PHP environments, such as open_basedir restrictions, to limit the impact of local file inclusion attempts.

References