by Kastro
Paper/Archive/CVE-2026-64959

CVE-2026-64959

Apache Software Foundation Apache Kylin — Apache Kylin: Missing authentication on certain cache API endpoints

EPSS 0.4%CVSS 9.8
critical.is priorityof 100
37
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 35.9.359 × 207.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection'), Missing Authentication for Critical Function vulnerability 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 5 through 5.0.4. Certain backend cache API misses required authentication and can cause execution of injected SQL. Users are recommended to upgrade to version 5.0.5, which fixes the issue.

Affected

ProductAffectedFixed inSource
Apache Kylin5.0.0 – 5.0.4–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorylists.apache.org/thread.html/oho4tw8kvxkybwpjykzl49zx6o17tkdtrefopenwall.com/lists/oss-security/2026/10/16/4