{"api_version":"1","generated_at":"2026-10-15T23:43:48+00:00","cve":"CVE-2026-94135","urls":{"html":"https://cve.report/CVE-2026-94135","api":"https://cve.report/api/cve/CVE-2026-94135.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-94135","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-94135"},"summary":{"title":"Apache Airflow SFTP provider: Async SFTP hook disables host-key verification by default","description":"The Apache Airflow SFTP provider's deferrable code paths (`SFTPTrigger`, `SFTPHookAsync`, `SFTPClientPool`) disable SSH host-key verification by default unless the connection explicitly sets `no_host_key_check` to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attacker in a machine-in-the-middle position between the triggerer and the SFTP server can impersonate the server and capture the credentials or data exchanged.\n\nUsers of apache-airflow-providers-sftp are recommended to upgrade to apache-airflow-providers-sftp 7.0.0 or later. This is a separate defect from CVE-2026-94134 (the synchronous SSH hook default, which also affects the SFTP hook); users who applied the fix for one also need this release for the other - apache-airflow-providers-sftp 7.0.0 fixes both.","state":"PUBLISHED","assigner":"apache","published_at":"2026-10-15 22:21:12","updated_at":"2026-10-15 22:21:12"},"problem_types":["CWE-322","CWE-322 CWE-322: Key Exchange without Entity Authentication"],"metrics":[],"references":[{"url":"https://github.com/apache/airflow/pull/73419","name":"https://github.com/apache/airflow/pull/73419","refsource":"security@apache.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-94134","name":"https://www.cve.org/CVERecord?id=CVE-2026-94134","refsource":"security@apache.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-94135","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94135","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache Airflow SFTP provider","version":"affected 7.0.0 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Claude Security Scans","lang":"en"},{"source":"CNA","value":"Igor Stepansky, OX Security","lang":"en"},{"source":"CNA","value":"Jarek Potiuk","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"collectionURL":"https://pypi.python.org","defaultStatus":"unaffected","packageName":"apache-airflow-providers-sftp","packageURL":"pkg:pypi/apache-airflow-providers-sftp","product":"Apache Airflow SFTP provider","vendor":"Apache Software Foundation","versions":[{"lessThan":"7.0.0","status":"affected","version":"0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"tool","value":"Claude Security Scans"},{"lang":"en","type":"finder","value":"Igor Stepansky, OX Security"},{"lang":"en","type":"remediation developer","value":"Jarek Potiuk"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The Apache Airflow SFTP provider's deferrable code paths (`SFTPTrigger`, `SFTPHookAsync`, `SFTPClientPool`) disable SSH host-key verification by default unless the connection explicitly sets `no_host_key_check` to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attacker in a machine-in-the-middle position between the triggerer and the SFTP server can impersonate the server and capture the credentials or data exchanged.<br><br>Users of apache-airflow-providers-sftp are recommended to upgrade to apache-airflow-providers-sftp 7.0.0 or later. This is a separate defect from CVE-2026-94134 (the synchronous SSH hook default, which also affects the SFTP hook); users who applied the fix for one also need this release for the other - apache-airflow-providers-sftp 7.0.0 fixes both."}],"value":"The Apache Airflow SFTP provider's deferrable code paths (`SFTPTrigger`, `SFTPHookAsync`, `SFTPClientPool`) disable SSH host-key verification by default unless the connection explicitly sets `no_host_key_check` to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attacker in a machine-in-the-middle position between the triggerer and the SFTP server can impersonate the server and capture the credentials or data exchanged.\n\nUsers of apache-airflow-providers-sftp are recommended to upgrade to apache-airflow-providers-sftp 7.0.0 or later. This is a separate defect from CVE-2026-94134 (the synchronous SSH hook default, which also affects the SFTP hook); users who applied the fix for one also need this release for the other - apache-airflow-providers-sftp 7.0.0 fixes both."}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-322","description":"CWE-322: Key Exchange without Entity Authentication","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-15T21:40:24.810Z","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache"},"references":[{"tags":["patch"],"url":"https://github.com/apache/airflow/pull/73419"},{"tags":["related"],"url":"https://www.cve.org/CVERecord?id=CVE-2026-94134"}],"source":{"discovery":"UNKNOWN"},"title":"Apache Airflow SFTP provider: Async SFTP hook disables host-key verification by default","x_generator":{"engine":"airflow-s/generate_cve_json.py"}}},"cveMetadata":{"assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","assignerShortName":"apache","cveId":"CVE-2026-94135","datePublished":"2026-10-15T21:40:24.810Z","dateReserved":"2026-09-20T18:23:25.118Z","dateUpdated":"2026-10-15T21:40:24.810Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-15 22:21:12","lastModifiedDate":"2026-10-15 22:21:12","problem_types":["CWE-322","CWE-322 CWE-322: Key Exchange without Entity Authentication"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"94135","Ordinal":"1","Title":"Apache Airflow SFTP provider: Async SFTP hook disables host-key ","CVE":"CVE-2026-94135","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"94135","Ordinal":"1","NoteData":"The Apache Airflow SFTP provider's deferrable code paths (`SFTPTrigger`, `SFTPHookAsync`, `SFTPClientPool`) disable SSH host-key verification by default unless the connection explicitly sets `no_host_key_check` to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attacker in a machine-in-the-middle position between the triggerer and the SFTP server can impersonate the server and capture the credentials or data exchanged.\n\nUsers of apache-airflow-providers-sftp are recommended to upgrade to apache-airflow-providers-sftp 7.0.0 or later. This is a separate defect from CVE-2026-94134 (the synchronous SSH hook default, which also affects the SFTP hook); users who applied the fix for one also need this release for the other - apache-airflow-providers-sftp 7.0.0 fixes both.","Type":"Description","Title":"Apache Airflow SFTP provider: Async SFTP hook disables host-key "}]}}}