CVE-2026-40690
Apache Airflow's asset dependency graph did not restrict nodes by the viewer's DAG read permissions
4.3
MEDIUM
CVSS 3.1
EPSS 0.09%
Description
The asset dependency graph did not restrict nodes by the viewer's DAG read permissions: a user with read access to at least one DAG could browse the asset graph for any other asset in the deployment and learn the existence and names of DAGs and assets outside their authorized scope. Users are recommended to upgrade to version 3.2.1, which fixes this issue.
How to fix CVE-2026-40690
To remediate CVE-2026-40690, upgrade the affected package to a fixed version below.
- —upgrade to 3.2.1 or later
- —upgrade to 3.2.1rc1 or later
Is CVE-2026-40690 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.2.1
- from 0, < 3.2.1rc1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |