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.
CVE ID: CVE-2024-52980
CVSS Base Severity: MEDIUM
CVSS Base Score: 6.5
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Vendor: Elastic
Product: Elasticsearch
EPSS Score: 0.04% (probability of being exploited)
EPSS Percentile: 13.16% (scored less or equal to compared to others)
EPSS Date: 2025-04-21 (when was this score calculated)