CVE-2025-66518
Apache Kyuubi: Unauthorized directory access due to missing path normalization
- State
- Published
- Severity
- 8.8 High
- Published
- Jan 5, 2026
- Updated
- Jan 5, 2026
- Reserved
- Dec 4, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.8 High | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L | apache |
Weaknesses
- CWE-27 Path Traversal: 'dir/../../filename'
Affected Products
| Product | Versions |
|---|---|
Apache KyuubiApache Software Foundation |
|
References
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