---
id: CVE-2026-68573
title: 'Apache Kylin: Unauthenticated Metastore Cleanup'
summary: "Improper Authentication vulnerability in Apache Kylin. Unauthenticated user may access to system cleanup actions.\_Impact most to the kylin services that are directly exposed to public network, which is not common. In-house kylin deployme…"
severity: none
cwe:
  - CWE-287
vendor: Apache Software Foundation
product: Apache Kylin
affected:
  - apache_kylin >= 4.0.0 <= 5.0.4
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T20:11:20.096Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-68573'
references:
  - url: 'https://lists.apache.org/thread.html/4n3qt477rtvwnko2olb3hjwjll1yry8j'
tags:
  - cve.org
ingestedAt: '2026-10-16T19:46:24.285Z'
epss: 0.00247
epssPercentile: 0.14866
---

## Overview

Improper Authentication vulnerability in Apache Kylin. Unauthenticated user may access to system cleanup actions. 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 through 5.0.4.



Users are recommended to upgrade to version 5.0.5, which fixes the issue.

## Affected

- `apache_kylin >= 4.0.0 <= 5.0.4`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.