CVE-2026-27985

High

Published: 05 March 2026

Published

05 March 2026

Modified

22 April 2026

KEV Added

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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 0.0040 32.0th percentile

Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-27985 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 32.0th 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-2026-27985 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 (CWE-98), in the ThemeREX Humanum WordPress theme. This issue affects Humanum versions from n/a through 1.1.4. Published on 2026-03-05, it 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 network accessibility and significant impacts.

Unauthenticated remote attackers can exploit this vulnerability over the network, requiring high attack complexity but no user interaction or privileges. Successful exploitation allows high-impact compromise of confidentiality, integrity, and availability, potentially enabling attackers to include and execute local PHP files on the server.

The Patchstack advisory provides details on this Local File Inclusion vulnerability in the WordPress Humanum theme version 1.1.4, available at https://patchstack.com/database/Wordpress/Theme/humanum/vulnerability/wordpress-humanum-theme-1-1-4-local-file-inclusion-vulnerability?_s_id=cve.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-9655

Vulnerability details

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in ThemeREX Humanum humanum allows PHP Local File Inclusion.This issue affects Humanum: from n/a through <= 1.1.4.

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?

CVE enables exploitation of public-facing WordPress theme (T1190) via LFI, directly facilitating unauthorized access to and collection of data from local system files (T1005).

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