PT-2026-2632 · Elastic+1 · Metricbeat+1

Pkill-Arjun · Published 2026-01-13 · Updated 2026-03-25 · CVE-2026-0528

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Metricbeat (affected versions not specified)

Description The software contains flaws related to improper validation of array indices and improper input validation. These issues can be exploited through specially crafted, malformed payloads sent to the Graphite server metricset or Zookeeper server metricset, and through malformed metric data in the Prometheus helper module. An attacker could leverage these weaknesses to cause a Denial of Service through input data manipulation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Improper Validation of Array Index

Weakness Enumeration

CWE-129

Related Identifiers

CVE-2026-0528

GHSA-W2GR-585J-R428

GO-2026-4360

SUSE-SU-2026:1042-1

Affected Products

Metricbeat

Red Os

References · 137

• https://osv.dev/vulnerability/GHSA-w2gr-585j-r428 · Vendor Advisory
• https://osv.dev/vulnerability/GO-2026-4360 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-0528 · Vendor Advisory
• https://discuss.elastic.co/t/metricbeat-8-19-10-9-1-10-9-2-4-security-update-esa-2026-01/384519 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:1042-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-0528 · Security Note
• https://github.com/elastic/beats · Note
• https://github.com/elastic/beats/commit/c7664c91a5a68c2df782bfeffe4fb7f42ff2ad1a · Note
• https://github.com/elastic/beats/commit/6e42552a23cec734e7977ebd3eb7fb797ddce456 · Note
• https://github.com/elastic/beats/commit/0025fbfe668936eb8fa65b838508faf3c3c04387 · Note
• https://suse.com/security/cve/CVE-2026-0528 · Note
• https://suse.com/security/cve/CVE-2026-27899 · Note
• https://suse.com/security/cve/CVE-2025-14443 · Note
• https://suse.com/security/cve/CVE-2026-26276 · Note
• https://suse.com/security/cve/CVE-2026-27965 · Note