---
id: CVE-2026-108762
title: 'Apache Kylin: delete metadata backup path-confinement bypass'
summary: "Path-confinement bypass\_during metadata backup deletion 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.\n\n\n\nThis issu…"
severity: none
vendor: Apache Software Foundation
product: Apache Kylin
affected:
  - apache_kylin >= 4.0.0 <= 5.0.4
published: '2026-10-19'
updated: '2026-10-19'
sourceUpdated: '2026-10-19T10:11:42.239Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-108762'
references:
  - url: 'https://lists.apache.org/thread.html/6n1o1t14ssc5x4dg18hlv30crwbhwdpd'
tags:
  - cve.org
ingestedAt: '2026-10-19T11:23:01.767Z'
---

## Overview

Path-confinement bypass during metadata backup deletion 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 4.0.0 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.