CVE-2026-28379

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

Medium · published May 13, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
17.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00262 · 17.0th percentile
Published
2026-05-13T19:28Z
EPSS history
Timeline
  • 13 MAY 19:28Z
    Viewer-triggered race condition in Grafana Live leads to complete server crash
    cvelistv5