{"id":"CVE-2026-66083","state":"PUBLISHED","title":"Apache DolphinScheduler: Unauthorized Disclosure of Data Source Information via /datasources/unauth-datasource","description":"The /datasources/unauth-datasource endpoint does not properly enforce data source authorization. An authenticated user can invoke this endpoint to obtain information about data sources they are not authorized to access. This may expose data source configuration and other sensitive metadata, depending on the fields returned by the endpoint.\n\n\n\nThis issue affects Apache DolphinScheduler: before 3.4.3.\n\n\n\nUsers are recommended to upgrade to version 3.4.3, which fixes the issue.","publishedAt":"2026-09-29T11:46:40.533Z","updatedAt":"2026-09-29T20:16:17.508Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache DolphinScheduler"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache DolphinScheduler","packageName":"org.apache.dolphinscheduler:dolphinscheduler-api","packageURL":"pkg:maven/org.apache.dolphinscheduler/dolphinscheduler-api","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.4.3","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":["https://lists.apache.org/thread/b6brfom0jmy9kdt40qrn6dq0x4v2wxdr","http://www.openwall.com/lists/oss-security/2026/09/29/19"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/66xxx/CVE-2026-66083.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-66083","state":"PUBLISHED","datePublished":"2026-09-29T11:46:40.533Z","dateUpdated":"2026-09-29T20:16:17.508Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-07-24T02:02:07.591Z"},"containers":{"cna":{"title":"Apache DolphinScheduler: Unauthorized Disclosure of Data Source Information via /datasources/unauth-datasource","descriptions":[{"lang":"en","value":"The /datasources/unauth-datasource endpoint does not properly enforce data source authorization. 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