CVE-2026-33375

The Grafana MSSQL data source plugin contains a logic flaw that allows a low-privileged user (Viewer) to bypass API restrictions and trigger a catastrophic Out-Of-Memory (OOM) memory exhaustion, crashing the host container.

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-2026-33375	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:::::-:::*

History

31 Mar 2026, 19:01

Type	Values Removed	Values Added
CPE		cpe:2.3:a:grafana:grafana:::::-:::*
References	~~() https://grafana.com/security/security-advisories/cve-2026-33375 -~~	() https://grafana.com/security/security-advisories/cve-2026-33375 - Vendor Advisory
First Time		Grafana Grafana grafana

27 Mar 2026, 15:16

Type	Values Removed	Values Added
Summary		(es) El plugin de fuente de datos de Grafana MSSQL contiene un fallo lógico que permite a un usuario con pocos privilegios (Visor) eludir las restricciones de la API y desencadenar un agotamiento catastrófico de la memoria por Out-Of-Memory (OOM), lo que provoca la caída del contenedor anfitrión.
CWE		CWE-400

26 Mar 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-26 21:17

Updated : 2026-03-31 19:01

NVD link : CVE-2026-33375

Mitre link : CVE-2026-33375

CVE.ORG link : CVE-2026-33375

JSON object : View

Products Affected

grafana

grafana

CWE

CWE-400

Uncontrolled Resource Consumption

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