PT-2026-1236 · Apache · Apache Kyuubi

Hiroki Egawa · Published 2026-01-05 · Updated 2026-02-08 · CVE-2025-66518

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Apache Kyuubi versions 1.6.0 through 1.10.2

Description A client with access to the Apache Kyuubi Server through Kyuubi frontend protocols can bypass the server-side configuration kyuubi.session.local.dir.allow.list and access local files not included in the allowed list. This allows unauthorized access to local files.

Recommendations Upgrade to version 1.10.3 or a later version to resolve this issue.

Fix

Path traversal

Weakness Enumeration

CWE-22

CWE-27

Related Identifiers

BDU:2026-00768

CVE-2025-66518

GHSA-F8R6-6222-9PVC

Affected Products

Apache Kyuubi

References · 12

• https://bdu.fstec.ru/vul/2026-00768 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-66518 · Security Note
• https://osv.dev/vulnerability/GHSA-f8r6-6222-9pvc · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-66518 · Vendor Advisory
• https://lists.apache.org/thread/xp460bwbyzdhho34ljd4nchyt2fmhodl · Vendor Advisory
• https://github.com/apache/kyuubi · Note
• https://twitter.com/CVEnew/status/2008100440034922942 · Twitter Post
• https://t.me/pentestingnews/72109 · Telegram Post
• https://t.me/cveNotify/150043 · Telegram Post
• https://t.me/cveNotify/147694 · Telegram Post
• https://twitter.com/Komodosec/status/2020528713889456605 · Twitter Post
• http://openwall.com/lists/oss-security/2026/01/05/1 · Note