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Message-ID: <45157c41-2620-42a7-b2bb-018f70a95b59@apache.org>
Date: Fri, 16 Oct 2026 03:00:58 +0000
From: Li Yang <liyang@...che.org>
To: oss-security@...ts.openwall.com
Subject: CVE-2026-108762: Apache Kylin: delete metadata backup
path-confinement bypass
Severity: moderate
Affected versions:
- Apache Kylin 4.0.0 through 5.0.4
Description:
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.
This issue is being tracked as KYLIN-6105
Credit:
n0mi1k Security (finder)
References:
https://kylin.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-108762
https://issues.apache.org/jira/browse/KYLIN-6105
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