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Message-ID: <09ba85b3-be00-057b-2e2a-484d82121efa@apache.org>
Date: Fri, 16 Oct 2026 02:27:53 +0000
From: Li Yang <liyang@...che.org>
To: oss-security@...ts.openwall.com
Subject: CVE-2026-63619: Apache Kylin: Missing authorization and
path-confinement on system meta dump
Severity: moderate
Affected versions:
- Apache Kylin 4..0.0 through 5.0.4
Description:
Missing Authorization vulnerability in Apache Kylin. A backend metadata dump API misses the enough authorization and the path-confinement. 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.
This issue is being tracked as KYLIN-6093 KYLIN-6102
Credit:
"George Chen" <http://github.com/geo-chen> (finder)
n0mi1k Security (finder)
MopMonk-AI (finder)
References:
https://kylin.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-63619
https://issues.apache.org/jira/browse/KYLIN-6093
https://issues.apache.org/jira/browse/KYLIN-6102
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