CVE-2026-42127

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

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

Vulnerability Description

The public dashboard query endpoint does not limit request body size before processing, allowing unauthenticated attackers to trigger excessive memory allocation by sending arbitrarily large JSON payloads. This can lead to denial of service through memory exhaustion. No valid dashboard access token or authentication is required to exploit this vulnerability.

Vulnerability Details

Published Date

June 22, 2026

Last Modified

June 22, 2026

CWE ID

CWE-770

Source

NVD

Vendor

Grafana

Product

Grafana Enterprise, Grafana OSS

External References

https://grafana.com/security/security-advisories/cve-2026-42127

CVSS Score & Metrics

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