Vulnerability in Apache Kylin
CVE-2026-62393
Improper Handling of Insufficient Permissions or Privileges vulnerability in Apache Kylin. Improper authorization in job information retrieval, where an attacker may get access to unauthorized jobs in other projects. 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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (38.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Apache Kylin
- Apache Software Foundation Kylin — versions 4
Weakness classification (CWE)
References
- lists.apache.org/thread/xg8dcyjw0nkq5y8dhq3r25x3rxc62x9j (vendor-advisory, Mailing List, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-62393?
- CVE-2026-62393 is a medium-severity vulnerability in Apache Kylin, classified under Improper Handling of Insufficient Permissions or Privileges. CVSS score: 4.3/10. Published 2026-07-14.
- How severe is CVE-2026-62393?
- Medium severity. CVSS v3 base score is 4.3 out of 10.