{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-66083","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-07-24T02:02:07.591Z","datePublished":"2026-09-29T11:46:40.533Z","dateUpdated":"2026-09-29T20:16:17.508Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-09-29T11:46:40.533Z"},"title":"Apache DolphinScheduler: Unauthorized Disclosure of Data Source Information via /datasources/unauth-datasource","problemTypes":[{"descriptions":[{"description":"CWE-306 Missing authentication for critical function","lang":"en","cweId":"CWE-306","type":"CWE"}]}],"source":{"discovery":"UNKNOWN"},"affected":[{"vendor":"Apache Software Foundation","product":"Apache DolphinScheduler","packageURL":"pkg:maven/org.apache.dolphinscheduler/dolphinscheduler-api","versions":[{"status":"affected","version":"0","lessThan":"3.4.3","versionType":"semver"}],"defaultStatus":"unaffected","collectionURL":"https://repo.maven.apache.org/maven2","packageName":"org.apache.dolphinscheduler:dolphinscheduler-api"}],"descriptions":[{"value":"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.","lang":"en","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>The <code>/datasources/unauth-datasource</code> 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.</p><p>This issue affects Apache DolphinScheduler: before 3.4.3.</p><p>Users are recommended to upgrade to version 3.4.3, which fixes the issue.</p>"}]}],"references":[{"url":"https://lists.apache.org/thread/b6brfom0jmy9kdt40qrn6dq0x4v2wxdr","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"moderate"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"credits":[{"lang":"en","value":"n0mi1k","type":"finder"},{"lang":"en","value":"meifukun","type":"finder"},{"lang":"en","value":"Mingsheng Lin","type":"finder"},{"lang":"en","value":"Thành Nguyễn","type":"finder"},{"lang":"en","value":"Raphael Zanarelli","type":"finder"},{"lang":"en","value":"geo-chen","type":"finder"}],"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/09/29/19"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-09-29T15:08:39.560Z"}},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-29T20:15:39.129272Z","id":"CVE-2026-66083","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-29T20:16:17.508Z"}}]}}