CVE-2026-49486 Apache Airflow FTP provider: FTP Provider does not protect FTPS data channel (missing PROT_P)

The Apache Airflow FTP provider's FTPSHook.getconn created an ftplib.FTPTLS connection but never called protp, 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...

CVE-2026-49486

The Apache Airflow FTP provider contains a vulnerability in the FTPSHook.get_conn() function. While the control channel is TLS-protected, the component fails to call prot_p(), causing the data channel to be transmitted in cleartext . This allows a network attacker to observe file contents and cre...