What is CVE-2026-62392?

CVE-2026-62392 is a critical-severity vulnerability in Apache Kylin, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-07-14.

How severe is CVE-2026-62392?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Apache Kylin

CVE-2026-62392

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Apache Kylin. A backend API may bring job config parameters to OS command line. This issue affects Apache Kylin: from 4 through 5.0.3. Users are recommended to upgrade to version 5.0.4, which fixes the issue.

Vulnerability class: Command Injection (OS Command Injection)

Published 2026-07-14 · last modified 2026-07-15.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.025 (84.3th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Apache Kylin
Apache Software Foundation Kylin — versions 4

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

lists.apache.org/thread/9hof8lxo3mzshsh5r77mskzqlkns09gn (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-62392?: CVE-2026-62392 is a critical-severity vulnerability in Apache Kylin, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-07-14.
How severe is CVE-2026-62392?: Critical severity. CVSS v3 base score is 9.8 out of 10.