EUVD-2026-102523

The Apache Airflow SFTP provider's deferrable code paths SFTPTrigger, SFTPHookAsync, SFTPClientPool disable SSH host-key verification by default unless the connection explicitly sets nohostkeycheck to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attack...

CVE-2026-94135

The Apache Airflow SFTP provider's deferrable code paths SFTPTrigger, SFTPHookAsync, SFTPClientPool disable SSH host-key verification by default unless the connection explicitly sets nohostkeycheck to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attack...

CVE-2026-94135 Apache Airflow SFTP provider: Async SFTP hook disables host-key verification by default

The Apache Airflow SFTP provider's deferrable code paths SFTPTrigger, SFTPHookAsync, SFTPClientPool disable SSH host-key verification by default unless the connection explicitly sets nohostkeycheck to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attack...

CVE-2026-94135

The Apache Airflow SFTP provider contains a vulnerability where the deferrable code paths (SFTPTrigger , SFTPHookAsync , and SFTPClientPool ) disable SSH host-key verification by default. This occurs unless the connection explicitly sets no_host_key_check to false. Affected deployments running SF...

CVE-2026-94135 Apache Airflow SFTP provider: Async SFTP hook disables host-key verification by default

The Apache Airflow SFTP provider's deferrable code paths SFTPTrigger, SFTPHookAsync, SFTPClientPool disable SSH host-key verification by default unless the connection explicitly sets nohostkeycheck to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attack...

CVE-2026-94135 Apache Airflow SFTP provider: Async SFTP hook disables host-key verification by default

The Apache Airflow SFTP provider's deferrable code paths SFTPTrigger, SFTPHookAsync, SFTPClientPool disable SSH host-key verification by default unless the connection explicitly sets nohostkeycheck to false. Deployments that run SFTP sensors or operators in deferrable mode are affected. An attack...

CVE-2026-94134

The Apache Airflow SSH provider hook contains a vulnerability where it disables SSH host-key verification by default. Unless a host_key is configured or no_host_key_check is explicitly set to false, the hook accepts any server key. This affects both SSH and SFTP connections and allows an attacker...

CVE-2026-94134 Apache Airflow SSH provider, Apache Airflow SFTP provider: SSH hook disables host-key verification by default

The Apache Airflow SSH provider hook disables SSH host-key verification by default: unless hostkey is configured or nohostkeycheck is explicitly set to false, it accepts any server key. This affects SSH and SFTP connections that rely on the default. An attacker in a machine-in-the-middle position...

CVE-2026-94134 Apache Airflow SSH provider, Apache Airflow SFTP provider: SSH hook disables host-key verification by default

The Apache Airflow SSH provider hook disables SSH host-key verification by default: unless hostkey is configured or nohostkeycheck is explicitly set to false, it accepts any server key. This affects SSH and SFTP connections that rely on the default. An attacker in a machine-in-the-middle position...

PT-2026-115312

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...

PT-2026-115311

Name of the Vulnerable Software and Affected Versions apache-airflow-providers-ssh versions prior to 7.0.0 apache-airflow-providers-sftp versions prior to 7.0.0 Description The SSH provider hook disables SSH host-key verification by default. Unless the host key is configured or no host key check ...

EUVD-2026-37520

A path traversal in the SFTP provider SFTPHook.retrievedirectory / SFTPOperatoroperation=get let a malicious or compromised remote SFTP server write files outside the configured local destination directory via crafted directory-entry names. No Airflow account is required — the attack surface is a...

PYSEC-0000-CVE-2026-50203

A path traversal in the SFTP provider SFTPHook.retrievedirectory / SFTPOperatoroperation=get let a malicious or compromised remote SFTP server write files outside the configured local destination directory via crafted directory-entry names. No Airflow account is required — the attack surface is a...

CVE-2026-50203 Apache Airflow SFTP provider: Path traversal in SFTPHook.retrieve_directory allows local file write outside the destination directory via malicious server-supplied directory-entry names

A path traversal in the SFTP provider SFTPHook.retrievedirectory / SFTPOperatoroperation=get let a malicious or compromised remote SFTP server write files outside the configured local destination directory via crafted directory-entry names. No Airflow account is required — the attack surface is a...