CVE-2026-28379

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://grafana.com/security/security-advisories/cve-2026-28379	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:grafana:grafana::::::::
	cpe:2.3:a:grafana:grafana::::::::
	cpe:2.3:a:grafana:grafana::::::::
	cpe:2.3:a:grafana:grafana::::::::
	cpe:2.3:a:grafana:grafana:11.6.14:-::::::
	cpe:2.3:a:grafana:grafana:11.6.14:security01::::::
	cpe:2.3:a:grafana:grafana:12.2.8:-::::::
	cpe:2.3:a:grafana:grafana:12.2.8:security01::::::
	cpe:2.3:a:grafana:grafana:12.3.6:-::::::
	cpe:2.3:a:grafana:grafana:12.3.6:security01::::::
	cpe:2.3:a:grafana:grafana:12.4.3:-::::::
	cpe:2.3:a:grafana:grafana:13.0.0:::::::*
	cpe:2.3:a:grafana:grafana:13.0.1:-::::::

History

26 Oct 2026, 14:10

Type	Values Removed	Values Added
Summary		(es) Una condición de carrera en Grafana Live permite a usuarios autenticados con rol de Visor provocar una caída del servidor enviando solicitudes concurrentes que causan un error fatal de acceso a mapa. Esto resulta en una indisponibilidad completa del servicio que requiere el reinicio del servidor de Grafana.

Information

Published : 2026-05-13 20:16

Updated : 2026-10-26 14:10

NVD link : CVE-2026-28379

Mitre link : CVE-2026-28379

CVE.ORG link : CVE-2026-28379

JSON object : View

Products Affected

grafana

grafana

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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