CVE-2020-17511

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-12-14 · updated 2026-06-17
Weakness: CWE-312

Description

In Airflow versions prior to 1.10.13, when creating a user using airflow CLI, the password gets logged in plain text in the Log table in Airflow Metadatase. Same happened when creating a Connection with a password field.

Affected products

Apache Airflow: before 1.10.13 — fixed in 1.10.13

How to fix

Upgrade to a fixed version: Apache Airflow 1.10.13. Check the vendor advisory for mitigations.

References

https://lists.apache.org/thread.html/ree782a29d927b96bf0b39fb92e2f1f09ea3112a985f7a08ce93765ac%40%3Cusers.airflow.apache.org%3E
https://lists.apache.org/thread.html/ree782a29d927b96bf0b39fb92e2f1f09ea3112a985f7a08ce93765ac%40%3Cusers.airflow.apache.org%3E

Get alerted when CVE-2020-17511 or the next vulnerability affects your stack