Vulnerabilities

Secrets in Variables saved as JSON dictionaries were not properly redacted - in case thee variables were retrieved by the user the secrets stored as nested fields were not masked.

An example of BashOperator in Airflow documentation suggested a way of passing dag_run.conf in the way that could cause unsanitized user input to be used to escalate privileges of UI user to allow execute code on worker.

In case of SQL errors, exception/stack trace of errors was exposed in API even if "api/expose_stack_traces" was set to false.

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code.

UI / API User with asset materialize permission could trigger dags they had no access to.