BIT-AIRFLOW-2026-33264 Apache Airflow: DAG author RCE on webserver via unrestricted import_string() in BaseSerialization.deserialize()

A bug in BaseSerialization.deserialize allowed unrestricted importstring of attacker-controlled class paths when the Scheduler / API Server loaded a serialized DAG: a DAG author could embed a malicious trigger into a DAG to gain remote code execution on the API Server / Scheduler process, crossin...

CVE-2026-33264

A bug in BaseSerialization.deserialize allowed unrestricted importstring of attacker-controlled class paths when the Scheduler / API Server loaded a serialized DAG: a DAG author could embed a malicious trigger into a DAG to gain remote code execution on the API Server / Scheduler process, crossin...

CVE-2026-48828 Apache Airflow: Bulk JSON Variables bypass should_hide_value_for_key - redact() called without the key

The Bulk Variables API in Apache Airflow called the redactor without passing the variable's key, so the key-based shouldhidevalueforkey check which triggers on secret-suffixed key names like password / token / secret could not fire for JSON-decodable variable values. An authenticated UI/API user...

CVE-2026-48892

The Config API in Apache Airflow surfaced per-key secrets-backend overrides environment variables like AIRFLOWSECRETSBACKENDKWARGSECRETID and AIRFLOWWORKERSSECRETSBACKENDKWARGSECRETID as synthetic config options whose option names were not in sensitiveconfigvalues, so the masker did not redact...