[CVE-2026-42127] The public dashboard query endpoint does not limit request body size before processing, allowing una…

Descripción técnica

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.

Puntuación CVSS

Score: 7.5/10 — Severidad: HIGH — Estado NIST: Modified

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

Productos afectados

Grafana — Grafana

Debilidades (CWE)

CWE-400, CWE-770

Fuente oficial

Publicado en NIST NVD.