CVE-2026-0528

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Improper Validation of Array Index (CWE-129) exists in Metricbeat can allow an attacker to cause a Denial of Service through Input Data Manipulation (CAPEC-153) via specially crafted, malformed payloads sent to the Graphite server metricset or Zookeeper server metricset. Additionally, Improper Input Validation (CWE-20) exists in the Prometheus helper module that can allow an attacker to cause a Denial of Service through Input Data Manipulation (CAPEC-153) via specially crafted, malformed metric data.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-129

Affected software

Vendor	Product	Versions
Elastic	Metricbeat	>= 7.0.0, <= 7.17.29; >= 8.0.0, <= 8.19.9; >= 9.0.0, <= 9.1.9; >= 9.2.0, <= 9.2.3

References

https://discuss.elastic.co/t/metricbeat-8-19-10-9-1-10-9-2-4-security-update-esa-2026-01/384519Vendor Advisory

Timeline

Published: Jan 13, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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