# CVE-2023-6019: PYSEC-2026-519 - Ray OS Command Injection vulnerability

Source: https://junglewise.ai/threats/cve-2023-6019-ray-os-command-injection-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-29  
License: CC BY 4.0 with a link back

CVE-2023-6019 · Severity: low · CVSS 3.1 · Published 2026-06-29

Ray OS Command Injection vulnerability

Technologies: [ray (PyPI)](https://junglewise.ai/threats/technologies/ray). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2023-6019 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-6019 being exploited in the wild.

**How severe is CVE-2023-6019?** Low severity, with a CVSS score of 3.1, published 29 June 2026.

**Which products and versions are affected?** ray (PyPI) ECOSYSTEM:introduced=0,fixed=2.8.1.

**Is there a fix for CVE-2023-6019?** Yes. ray (PyPI): upgrade to 2.8.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-6019?** Check whether you run ray (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- ray (PyPI): upgrade to 2.8.1 or later

  ```sh
  pip install "ray>=2.8.1"
  ```


## Affected products

- ray (PyPI) ECOSYSTEM:introduced=0,fixed=2.8.1

## Identifiers

- CVE-2023-6019
- GHSA-h3xg-wv58-5p43
- PYSEC-2026-519

## Related threats

- [Ray unsafe deserialization in WebDataset and Parquet readers](https://junglewise.ai/threats/cve-2026-57516-ray-unsafe-deserialization-in-webdataset-and-parquet-readers)
- [PYSEC-2026-515 - Ray Path Traversal vulnerability](https://junglewise.ai/threats/cve-2023-6021-ray-path-traversal-in-log-api)
- [PYSEC-2026-517 - Ray has arbitrary code execution via jobs submission API](https://junglewise.ai/threats/cve-2023-48022-ray-has-arbitrary-code-execution-via-jobs-submission-api)
- [PYSEC-2026-516 - Ray Missing Authorization vulnerability](https://junglewise.ai/threats/cve-2023-6020-ray-missing-authorization-vulnerability)
- [Ray Ray Data remote code execution via Parquet deserialization](https://junglewise.ai/threats/cve-2026-41486-ray-ray-data-remote-code-execution-via-parquet-deserialization)