CVE-2026-108743

Received Received - Intake

OS Command Injection in Apache Kylin

Publication date: 2026-10-16

Last updated on: 2026-10-16

Assigner: Apache Software Foundation

Description

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Apache Kylin. Impact most to the kylin services that are directly exposed to public network, which is not common. In-house kylin deployments are mostly not impacted. This issue affects Apache Kylin: from 4.0.4 through 5.0.4. Users are recommended to upgrade to version 5.0.5, which fixes the issue.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-10-16

Last Modified

2026-10-16

Generated

2026-10-17

AI Q&A

2026-10-17

EPSS Evaluated

N/A

NVD

CVE-2026-108743

EUVD

EUVD-2026-103156

Affected Vendors & Products

Vendor	Product	Version / Range
Apache	Software	Foundation Apache Kylin 4.0.4

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-78	The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

This is an OS Command Injection vulnerability in Apache Kylin. It allows attackers to execute arbitrary commands on the system if the vulnerable service is exposed to a public network. The flaw exists in versions 4.0.4 through 5.0.4.

Impact Analysis

If your Apache Kylin service is directly exposed to the internet, attackers could run unauthorized commands on your server. This could lead to data breaches, system compromise, or further network infiltration.

Compliance Impact

A successful exploit could result in unauthorized access to sensitive data, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Non-compliance may lead to legal penalties and reputational damage.

Mitigation Strategies

Upgrade Apache Kylin to version 5.0.5 or later to fix the OS Command Injection vulnerability.

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