{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:apache:kyuubi:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "1.6.0"
              },
              {
                "fixed": "1.12.0"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "83118a514612a85b2df35a9aa3d42d75fd27aa36"
            },
            {
              "fixed": "bca17a7b5cfa0d32440832f5611f922164644943"
            }
          ],
          "repo": "https://github.com/apache/kyuubi",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "apache",
    "cwe_ids": [
      "CWE-22",
      "CWE-27"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/62xxx/CVE-2026-62391.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "1.6.0"
          },
          {
            "fixed": "1.12.0"
          }
        ],
        "source": "AFFECTED_FIELD"
      },
      {
        "extracted_events": [
          {
            "introduced": "1.6.0"
          },
          {
            "fixed": "1.12.0"
          }
        ],
        "source": "DESCRIPTION"
      }
    ]
  },
  "details": "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.\n\nThis issue affects Apache Kyuubi: from 1.6.0 before 1.12.0.\n\nUsers are recommended to upgrade to version 1.12.0, which fixes the issue.",
  "id": "CVE-2026-62391",
  "modified": "2026-08-12T03:51:47.417687902Z",
  "published": "2026-07-31T09:58:15.033Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://repo.maven.apache.org/maven2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/62xxx/CVE-2026-62391.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread/vo4k4nxz23kfzrpp120nsojb0vrkx4w1"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-62391"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Kyuubi: kyuubi.session.local.dir.allow.list bypass via unprefixed Spark file-conf aliases"
}