CVE-2026-62391 — Apache Kyuubi: kyuubi.session.local.dir.allow.list bypass via unprefixed Spark file-conf aliases

CVE-2026-62391

Apache Kyuubi: kyuubi.session.local.dir.allow.list bypass via unprefixed Spark file-conf aliases PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Kyuubi	affected 1.6.0 before 1.12.0

CWE

CWE-22, CWE-27

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.