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Grafana: Pre-authentication denial of service in the public dashboard query handler

🗓️ 22 Jun 2026 18:34:17Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 13 Views

Grafana public dashboard query endpoint allows unauthenticated DoS via oversized JSON payloads.

Related
Detection
Refs
Vulners
Node
OR
grafanagrafanaRange<1.9.2-0.20260616075434-82ef13993059go
grafanagrafanaRange13.0.0–13.0.2go
grafanagrafanaRange12.4.0–12.4.4go
grafanagrafanaRange12.3.0–12.3.7go
grafanagrafanaRange12.0.0–12.2.9go
grafanagrafanaRange2.0.0-beta1–11.6.15go

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21 Sep 2026 23:00Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.5
EPSS0.00432
SSVC
13