Vulnerability Details CVE-2026-62391
The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases.
This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0.
Users are recommended to upgrade to version 1.12.0, which fixes the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 33.0%
CVSS Severity
CVSS v3 Score 8.1