cve.bz

CVE-2021-26559

6.5 mediumEPSS 2.8%

Medium (6.5) in apache airflow. EPSS 2.8% chance of exploitation in the next 30 days. Fixed in apache-airflow 2.0.1, 2.0.1rc1.

Improper Access Control on Configurations Endpoint for the Stable API of Apache Airflow allows users with Viewer or User role to get Airflow Configurations including sensitive information even when `[webserver] expose_config` is set to `False` in `airflow.cfg`. This allowed a privilege escalation attack. This issue affects Apache Airflow 2.0.0.

Severity

CVSS 3.1

6.5 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
2.8% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWE
CWE-284
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-ffw3-6mp6-jmvjPyPIapache-airflow>=2.0.0 <2.0.1rc12.0.1rc1
PYSEC-2021-2PyPIapache-airflow<2.0.12.0.1

References

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