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CVE-2026-0528

Improper Input Validation in Metricbeat Leading to Denial of Service

CVSS 3.1 6.5 MEDIUMEUVD CVSS 3.1 6.5 CVSS 3.1 · [email protected] · Secondary 6.5 MEDIUMCVSS 3.1 · [email protected] · Primary 7.5 HIGHCVSS_V3 Publisher rating MODERATEFixed by github.com/elastic/beats/v7 7.0.0-alpha2.0.20251217054608-6e42552a23ceFixed by github.com/elastic/beats/v7 8.19.10Fixed by github.com/elastic/beats/v7 9.1.10Fixed by github.com/elastic/beats/v7 9.2.4osv · severity unknownFixed by github.com/elastic/beats/v7 7.0.0-alpha2.0.20251217054608-6e42552a23ceKEV status unknown
Original advisory

cve-program · CVE-2026-0528

Published

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.

Read the publisher's advisory

euvd · EUVD-2026-2032

Published

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.

Read the publisher's advisory

nvd · CVE-2026-0528

Published

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.

Read the publisher's advisory

osv · GHSA-w2gr-585j-r428

Published

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.

Read the publisher's advisory

osv · GO-2026-4360

Published

Metricbeat affected by multiple denial of service vulnerabilities in github.com/elastic/beats

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-0528

Published

Metricbeat

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unaffected",
                    "product": "Metricbeat",
                    "vendor": "Elastic",
                    "versions": [
                        {
                            "lessThanOrEqual": "7.17.29",
                            "status": "affected",
                            "version": "7.0.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "8.19.9",
                            "status": "affected",
                            "version": "8.0.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "9.1.9",
                            "status": "affected",
                            "version": "9.0.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "9.2.3",
                            "status": "affected",
                            "version": "9.2.0",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-2032

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jan 13, 2026, 9:02:18 PM

dateUpdated: Jan 13, 2026, 9:25:10 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-0528

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-129

Original publisher date fields

published: 2026-01-13T21:15:50.647

lastModified: 2026-06-17T10:10:53.477

1 source CPE criteria · context only
  • cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-w2gr-585j-r428

Published

github.com/elastic/beats/v7

Go

SEMVER · introduced 0 → fixed 7.0.0-alpha2.0.20251217054608-6e42552a23ce

github.com/elastic/beats/v7

Go

SEMVER · introduced 8.0.0 → fixed 8.19.10

github.com/elastic/beats/v7

Go

SEMVER · introduced 9.0.0 → fixed 9.1.10

github.com/elastic/beats/v7

Go

SEMVER · introduced 9.2.0 → fixed 9.2.4

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GO-2026-4360

Published

github.com/elastic/beats

Go

SEMVER · introduced 0

github.com/elastic/beats/v7

Go

SEMVER · introduced 0 → fixed 7.0.0-alpha2.0.20251217054608-6e42552a23ce

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 15 Nov 18:02 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current

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