CVE-2026-68573

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.

Score

CVSS 3.1 9.8 Critical

Status

Deferred - security@apache.org

Published

2026-10-16

Last modified

2026-10-20

Weaknesses

CWE-287

Affected products

• Apache Kylin (Apache Software Foundation)

References

• https://lists.apache.org/thread.html/4n3qt477rtvwnko2olb3hjwjll1yry8j
• http://www.openwall.com/lists/oss-security/2026/10/16/7