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OpenAdvisories
High · 8.1 CVE-2026-62391 EUVD-2026-51518GHSA-pp6r-c7gq-g5pr

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

Published Jul 31, 2026 · Updated Jul 31, 2026 · Assigned by apache

Description

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 products

VendorProductAffectedFixed
Apache Software Foundation Apache Kyuubi 1.6.0 – < 1.12.0 1.12.0

References