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 CVE concerns the Apache Airflow FTP provider. The FTPSHook.get_conn() creates an ftplib.FTP_TLS connection but does not call prot_p(), leaving the data channel unencrypted even though the control channel is TLS-protected. This exposes file contents and credentials-in-transit to anyone who can...