BIT-AIRFLOW-2026-68970 Apache Airflow: Values of a list-shaped Variable are not masked in task logs and the Rendered Templates UI

Apache Airflow's Task SDK did not mask the contents of a Variable whose JSON value is a list, so secrets stored in that shape appeared in cleartext in task logs and in the Rendered Templates UI. Masking was applied only when the deserialized value was a string or a dict; a list at the top level...