by Kastro
Paper/Archive/CVE-2026-63619

CVE-2026-63619

Apache Software Foundation Apache Kylin — Apache Kylin: Missing authorization and path-confinement on system meta dump

EPSS 0.3%CVSS 9.1
critical.is priorityof 100
31
CVSS 9.1 (ADP)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 18.4.184 × 203.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Apache Kylin4..0.0 – 5.0.4–CNA

Scores by source

CISA ADP9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorylists.apache.org/thread.html/p3rzz43h1kqc55wjshxmx2dbbmx76qrgrefopenwall.com/lists/oss-security/2026/10/16/2