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CVE-2026-26931

nvd nist
Published: Mar 19, 2026Modified: Sep 4, 2026

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5.7
Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability: 2.1 / Impact: 3.6
Source: security@elastic.co (Secondary)

Description

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).

Affected (2)

Products: Elastic: Metricbeat
Elastic
1 product
Metricbeat
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Elastic
Metricbeat
From 8.0.0 to 8.19.13
Metricbeat
From 9.0.0 to 9.2.5

Related CWEs

CWE-789
Memory Allocation with Excessive Size Value
The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated.

References (1)

Source: security@elastic.co
MitigationVendor Advisory

Timeline

No history available yet.