CVE-2026-28379

Medium

Open

TLP:CLEAR

Viewer-triggered race condition in Grafana Live leads to complete server crash

NVD CVE.org

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Description

A race condition in Grafana Live allows authenticated users with Viewer role to trigger a server crash by sending concurrent requests that cause a fatal map access error. This results in complete service unavailability requiring restart of the Grafana server.

Details

CVSS Score: 6.5
EPSS Score ⓘ: 0.26%

17.8th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Confidence: 90%
Published: May 13, 2026
Last Modified: Aug 11, 2026

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