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.

Score

CVSS 3.1 8.1 High

Status

Analyzed - security@apache.org

Published

2026-07-31

Last modified

2026-10-23

Weaknesses

CWE-22, CWE-27

Affected products

• Kyuubi (Apache)
• Apache Kyuubi (Apache Software Foundation)

References

• https://lists.apache.org/thread/vo4k4nxz23kfzrpp120nsojb0vrkx4w1