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CVE-2020-13927

CRITICAL 9.8

Our Analysis: General Purpose

Our model has classified this vulnerability as relevant to General Purpose Systems, helping your team prioritize efforts effectively.

Published Date November 10, 2020
Last Modified October 23, 2025
CVSS Vector Not Available

Description

The previous default setting for Airflow's Experimental API was to allow all API requests without authentication, but this poses security risks to users who miss this fact. From Airflow 1.10.11 the default has been changed to deny all requests by default and is documented at https://airflow.apache.org/docs/1.10.11/security.html#api-authentication. Note this change fixes it for new installs but existing users need to change their config to default `[api]auth_backend = airflow.api.auth.backend.deny_all` as mentioned in the Updating Guide: https://github.com/apache/airflow/blob/1.10.11/UPDATING.md#experimental-api-will-deny-all-request-by-default

Potentially Affected Vendors