CVE-2026-28027

HIGH
2026-03-05 [email protected]
8.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 05, 2026 - 06:16 nvd
HIGH 8.1

Tags

PHP Lfi

Description

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in ThemeREX Kayon kayon allows PHP Local File Inclusion.This issue affects Kayon: from n/a through <= 1.3.

Analysis

ThemeREX Kayon through version 1.3 contains a local file inclusion vulnerability in its PHP code that enables attackers to read arbitrary files on the affected server without authentication. The vulnerability stems from improper validation of file paths in include/require statements, allowing remote exploitation with high impact on confidentiality and integrity. …

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Remediation

Within 24 hours: Identify all WordPress installations using ThemeREX Kayon theme and document affected versions. Within 7 days: Implement WAF rules to block suspicious file inclusion patterns, disable the Kayon theme if not critical to operations, or upgrade to an alternative theme if available. …

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Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: +0.2
CVSS: +40
POC: 0

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CVE-2026-28027 vulnerability details – vuln.today
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