{"api_version":"1","generated_at":"2026-07-24T02:46:19+00:00","cve":"CVE-2021-27738","urls":{"html":"https://cve.report/CVE-2021-27738","api":"https://cve.report/api/cve/CVE-2021-27738.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-27738","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-27738"},"summary":{"title":"CVE-2021-27738","description":"All request mappings in `StreamingCoordinatorController.java` handling `/kylin/api/streaming_coordinator/*` REST API endpoints did not include any security checks, which allowed an unauthenticated user to issue arbitrary requests, such as assigning/unassigning of streaming cubes, creation/modification and deletion of replica sets, to the Kylin Coordinator. For endpoints accepting node details in HTTP message body, unauthenticated (but limited) server-side request forgery (SSRF) can be achieved. 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For endpoints accepting node details in HTTP message body, unauthenticated (but limited) server-side request forgery (SSRF) can be achieved. 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