PT-2026-40784 · Grafana · Grafana Oss

Published 2026-05-13 · Updated 2026-05-13 · CVE-2026-28379

NVD

CVSS v3.1

6.5

Medium

Base vector

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

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.

Fix

Related Identifiers

CVE-2026-28379

Affected Products

Grafana Oss

References · 2

• https://grafana.com/security/security-advisories/cve-2026-28379 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28379 · Security Note