{"id":"CVE-2026-49486","state":"PUBLISHED","title":"Apache Airflow FTP provider: FTP Provider does not protect FTPS data channel (missing PROT_P)","description":"The Apache Airflow FTP provider's `FTPSHook.get_conn()` created an `ftplib.FTP_TLS` connection but never called `prot_p()`, so although the control channel was TLS-protected the data channel was transmitted in cleartext. Any deployment using `FTPSHook` or `FTPSFileTransmitOperator` to move files over FTPS exposed file contents and credentials-in-transit to a network attacker able to observe the data connection. Upgrade apache-airflow-providers-ftp to `3.15.1` or later, which issues `PROT P` to encrypt the data channel.","publishedAt":"2026-06-26T07:05:39.182Z","updatedAt":"2026-09-16T14:55:36.170Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Airflow FTP provider"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Airflow FTP provider","packageName":"apache-airflow-providers-ftp","packageURL":"pkg:pypi/apache-airflow-providers-ftp","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.15.1","versionType":"semver"}],"collectionURL":"https://pypi.python.org"}],"references":["https://github.com/apache/airflow/pull/67946","https://lists.apache.org/thread/gwnsxlt9hfj5pc543wxtogbnjdn04xj1","http://www.openwall.com/lists/oss-security/2026/06/26/1"],"weaknesses":["CWE-319"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/49xxx/CVE-2026-49486.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49486","state":"PUBLISHED","datePublished":"2026-06-26T07:05:39.182Z","dateUpdated":"2026-09-16T14:55:36.170Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-05-31T01:40:24.353Z"},"containers":{"cna":{"title":"Apache Airflow FTP provider: FTP Provider does not protect FTPS data channel (missing PROT_P)","descriptions":[{"lang":"en","value":"The Apache Airflow FTP provider's `FTPSHook.get_conn()` created an `ftplib.FTP_TLS` connection but never called `prot_p()`, so although the control channel was TLS-protected the data channel was transmitted in cleartext. Any deployment using `FTPSHook` or `FTPSFileTransmitOperator` to move files over FTPS exposed file contents and credentials-in-transit to a network attacker able to observe the data connection. Upgrade apache-airflow-providers-ftp to `3.15.1` or later, which issues `PROT P` to encrypt the data channel."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Airflow FTP provider","packageName":"apache-airflow-providers-ftp","packageURL":"pkg:pypi/apache-airflow-providers-ftp","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.15.1","versionType":"semver"}],"collectionURL":"https://pypi.python.org"}],"references":[{"url":"https://github.com/apache/airflow/pull/67946","tags":["patch"]},{"url":"https://lists.apache.org/thread/gwnsxlt9hfj5pc543wxtogbnjdn04xj1","tags":["vendor-advisory"]}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-319","description":"CWE-319: Cleartext Transmission of Sensitive Information","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-09-16T14:55:36.170Z"},"credits":[{"lang":"en","type":"finder","value":"Andrew Rukin (Arenadata)"},{"lang":"en","type":"remediation developer","value":"Shubham Raj"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"airflow-s/generate_cve_json.py"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-26T15:26:17.057742Z","id":"CVE-2026-49486","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-26T15:26:31.595Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/06/26/1"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-06-26T18:36:15.852Z"}}]}}}