Apache Kyuubi vulnerabilities

CVE-2026-52680 [CRITICAL] CWE-22 CVE-2026-52680: Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to write controlled content outside the intended upload di

CVE-2025-66518 [HIGH] CWE-27 CVE-2025-66518: Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-si Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allow.list and use local files which are not listed in the config. This issue affects Apache Kyuubi: from 1.6.0 through 1.10.2. Users are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.

CVE-2026-62391 [HIGH] CVE-2026-62391: The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server 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 th

CVE-2026-23904 [HIGH] CWE-923 CVE-2026-23904: Kyuubi Engine UI proxy accepts a host and port from the request path and proxies HTTP requests to th Kyuubi Engine UI proxy accepts a host and port from the request path and proxies HTTP requests to that destination. A remote requester with network access to the proxy can cause the Kyuubi server to send HTTP requests to arbitrary reachable hosts, resulting in SSRF or open-proxy behavior. This issue affects Apache Kyuubi: from 1.8.0 before 1.12.0.