{"id":"CVE-2025-66518","aliases":["EUVD-2026-0819","GHSA-f8r6-6222-9pvc"],"status":"published","title":"Apache Kyuubi: Unauthorized directory access due to missing path normalization","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","severity":{"version":"4.0","score":8.8,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00996,"percentile":0.62993,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22","CWE-27"],"published":"2026-01-05T08:46:27Z","modified":"2026-10-28T02:30:29Z","fixes":[{"ecosystem":"Maven","package":"org.apache.kyuubi:kyuubi-server_2.12","fixed_in":["1.10.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.kyuubi:kyuubi-server_2.12","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.6.0"},{"fixed":"1.10.3"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.kyuubi:kyuubi-server_2.12","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.6.0"},{"fixed":"1.10.3"}]}],"versions":["1.10.0","1.10.1","1.10.2","1.6.0-incubating","1.6.1-incubating","1.7.0","1.7.1","1.7.2","1.7.3","1.7.4","1.8.0","1.8.1","1.8.2","1.8.3","1.9.0","1.9.1","1.9.2","1.9.3","1.9.4"]}],"products":[{"vendor":"apache","product":"kyuubi"},{"vendor":"apache software foundation","product":"apache kyuubi"}],"references":[{"url":"https://lists.apache.org/thread/xp460bwbyzdhho34ljd4nchyt2fmhodl","tags":["vendor-advisory","Mailing List","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2026/01/05/1","tags":["Mailing List","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66518","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-f8r6-6222-9pvc"},{"url":"https://repo.maven.apache.org/maven2","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66518.json","tags":["advisory"]},{"url":"https://github.com/apache/kyuubi","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-66518","title":"Apache Kyuubi: Unauthorized directory access due to missing path normalization","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","status":"published","published":"2026-01-05T08:46:27.649Z","modified":"2026-01-05T20:27:07.472Z","cvss":[{"version":"4.0","score":8.8,"vector":"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","level":"high","assessor":"cna"}],"cwes":["CWE-27"],"updated_at":"2026-11-02T14:32:53.157279Z"}],"euvd":[{"id":"EUVD-2026-0819","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","status":"published","published":"2026-01-05T08:46:27Z","modified":"2026-01-05T20:27:07Z","cvss":[{"version":"4.0","score":8.8,"vector":"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","level":"high"}],"updated_at":"2026-11-02T19:48:55.889439Z"}],"ghsa":[{"id":"GHSA-f8r6-6222-9pvc","title":"Apache Kyuubi Server vulnerable to Path Traversal","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","status":"published","published":"2026-01-05T09:30:19Z","modified":"2026-01-29T03:42:38Z","cvss":[{"version":"4.0","score":8.8,"vector":"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","level":"high"}],"cwes":["CWE-22","CWE-27"],"updated_at":"2026-11-02T14:39:20.563096Z"}],"nvd":[{"id":"CVE-2025-66518","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","status":"published","published":"2026-01-05T09:15:54.43Z","modified":"2026-10-07T11:10:00.153Z","cvss":[{"version":"4.0","score":8.8,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-27","CWE-22"],"updated_at":"2026-11-02T14:11:55.613137Z"}],"osv":[{"id":"CVE-2025-66518","title":"Apache Kyuubi: Unauthorized directory access due to missing path normalization","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","status":"published","published":"2026-01-05T08:46:27.649Z","modified":"2026-10-28T02:30:29.570889612Z","cvss":[{"version":"4.0","score":8.8,"vector":"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","level":"high"}],"cwes":["CWE-27"],"updated_at":"2026-11-02T15:44:52.202386Z"},{"id":"GHSA-f8r6-6222-9pvc","title":"Apache Kyuubi Server vulnerable to Path Traversal","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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 through 1.10.2.\n\nUsers are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.","status":"published","published":"2026-01-05T09:30:19Z","modified":"2026-02-03T03:04:45.440485Z","cvss":[{"version":"4.0","score":8.8,"vector":"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","level":"high"}],"cwes":["CWE-22","CWE-27"],"updated_at":"2026-11-02T15:46:46.006631Z"}]}}