PyPI/apache-airflow CVE-2026-42359: high 8.8, EPSS 0.57%
A bug in Apache Airflow's XCom PATCH endpoint `PATCH /api/v2/xcomEntries/{key}` allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names (e
Action: Upgrade apache-airflow to 3.2.2 or later.
pip install apache-airflow==3.2.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.2.0 | 3.2.2 | - |
Fixed versions
| 3.2.2 |
Sources
- osv: PYSEC-2026-185
- https://lists.apache.org/thread/g8dqykpf1p90tysq8tln4qtkqwb1038s
- https://www.cve.org/CVERecord?id=CVE-2026-33858
- https://github.com/apache/airflow/pull/65915
- https://github.com/advisories/GHSA-wr76-29cr-67w8
CVE-2026-42359 · published · modified · JSON