{"id":"CVE-2026-71211","state":"PUBLISHED","title":"mlflow - Unvalidated Gateway Secret api_base Enables SSRF via Gateway Proxy Endpoint","description":"MLflow's AI Gateway accepts an auth_config.api_base value when creating a gateway secret (mlflow/server/handlers.py, _create_gateway_secret) with no validation of scheme, host, or IP range; the value is stored verbatim. The gateway proxy endpoint (mlflow/server/gateway_api.py, raw_proxy) subsequently issues an HTTP request to that stored api_base plus a caller-supplied path and returns the full response body.","publishedAt":"2026-08-05T06:59:23.394Z","updatedAt":"2026-08-10T11:45:17.551Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","source":"TuranSec"},"assigner":"TuranSec","products":["mlflow mlflow"],"affected":[{"vendor":"mlflow","product":"mlflow","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.14.0","versionType":"custom"}],"programFiles":["mlflow/server/handlers.py","mlflow/server/gateway_api.py"]}],"references":["https://github.com/mlflow/mlflow/tree/v3.14.0/mlflow"],"weaknesses":["CWE-918"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/71xxx/CVE-2026-71211.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71211","state":"PUBLISHED","datePublished":"2026-08-05T06:59:23.394Z","dateUpdated":"2026-08-10T11:45:17.551Z","assignerShortName":"TuranSec","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateReserved":"2026-08-05T06:56:15.799Z"},"containers":{"cna":{"title":"mlflow - Unvalidated Gateway Secret api_base Enables SSRF via Gateway Proxy Endpoint","descriptions":[{"lang":"en","value":"MLflow's AI Gateway accepts an auth_config.api_base value when creating a gateway secret (mlflow/server/handlers.py, _create_gateway_secret) with no validation of scheme, host, or IP range; the value is stored verbatim. The gateway proxy endpoint (mlflow/server/gateway_api.py, raw_proxy) subsequently issues an HTTP request to that stored api_base plus a caller-supplied path and returns the full response body."}],"affected":[{"vendor":"mlflow","product":"mlflow","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.14.0","versionType":"custom"}],"programFiles":["mlflow/server/handlers.py","mlflow/server/gateway_api.py"]}],"references":[{"url":"https://github.com/mlflow/mlflow/tree/v3.14.0/mlflow","tags":["third-party-advisory"]}],"metrics":[{"other":{"type":"CVSS_3.1_severity","content":{"value":"HIGH"}}},{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918 Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"providerMetadata":{"shortName":"TuranSec","orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateUpdated":"2026-08-10T11:45:17.551Z"},"credits":[{"lang":"en","value":"Abdivasiyev Sunnatillo","type":"finder"}],"source":{"discovery":"EXTERNAL"},"datePublic":"2026-08-05T06:59:23.394Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-05T13:26:24.686179Z","id":"CVE-2026-71211","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-05T13:26:34.048Z"}}]}}}