Cyber Posture

CVE-2026-28091

High

Published: 05 March 2026

Published
05 March 2026
Modified
22 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 ThemeREX Coleo coleo allows PHP Local File Inclusion.This issue affects Coleo: from n/a through <= 1.1.7.

Mitigating Controls (NIST 800-53 r5)AI

prevent

Directly remediates the PHP local file inclusion flaw in the Coleo WordPress theme by identifying, reporting, and applying patches.

prevent

Validates filenames supplied to PHP include/require statements to block malicious local file inclusion attempts.

prevent

Enforces secure PHP configuration settings like open_basedir restrictions to limit arbitrary file access and execution.

Security SummaryAI

CVE-2026-28091 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, classified as a PHP Remote File Inclusion issue that enables PHP Local File Inclusion, affecting the ThemeREX Coleo WordPress theme in all versions from n/a through 1.1.7. Mapped to CWE-98, it was published on 2026-03-05 and carries a CVSS v3.1 base score of 8.1.

The vulnerability can be exploited over the network (AV:N) by attackers requiring no privileges (PR:N) and no user interaction (UI:N), though it demands high attack complexity (AC:H) with unchanged scope (S:U). Successful exploitation yields high impacts on confidentiality, integrity, and availability (C:H/I:H/A:H), potentially allowing attackers to include and execute local files on the server.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/coleo/vulnerability/wordpress-coleo-theme-1-1-7-local-file-inclusion-vulnerability?_s_id=cve documents the local file inclusion vulnerability in the Coleo WordPress theme version 1.1.7.

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?

CVE-2026-28091 is a Local File Inclusion vulnerability in a public-facing WordPress theme, directly enabling remote exploitation of public-facing applications.

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

References