CVE-2026-26931

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Source
https://cve.org/CVERecord?id=CVE-2026-26931
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-26931.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-26931
Aliases
Downstream
CGA (198)
ECHO (1)
MINI (14)
openSUSE (1)
Related
Published
2026-03-19T17:05:57Z
Modified
2026-10-28T02:30:28Z
Severity
  • 5.7 (Medium) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
Memory Allocation with Excessive Size Value in Metricbeat Leading to Denial of Service
Details

Memory Allocation with Excessive Size Value (CWE-789) in the Prometheus remote_write HTTP handler in Metricbeat can lead Denial of Service via Excessive Allocation (CAPEC-130).

Database specific 
{
    "cna_assigner": "elastic",
    "cwe_ids": [
        "CWE-789"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26931.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "range": [
                        {
                            "introduced": "8.0.0"
                        },
                        {
                            "last_affected": "8.19.12"
                        }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/elastic/beats

Affected ranges

Type
GIT
Repo
https://github.com/elastic/beats
Events
Introduced
2ab3a7334016f570e0bfc7e9a577a35a22e02df5
Fixed
772e25e87cbdcaac9aca33e72af74e5ee8e1220a
Introduced
42a721c925857c0d1f4160c977eb5f188e46d425
Fixed
090edf6777335b72756841fc32203573a0cc1073
Database specific
Show details 
{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:elastic:metricbeat:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "8.0.0"
                },
                {
                    "fixed": "8.19.13"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "cpe": "cpe:2.3:a:elastic:metricbeat:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "9.0.0"
                },
                {
                    "fixed": "9.2.5"
                }
            ],
            "source": "CPE_RANGE"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-26931.json"