CVE-2026-33375

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

Vendor	Product	Versions
Grafana	Grafana OSS	>= 11.6.0, < 11.6.14+security-01; >= 12.1.0, < 12.1.10+security-01; >= 12.2.0, < 12.2.8+security-01; >= 12.3.0, < 12.3.6+security-01; >= 12.4.0, < 12.4.2

References

https://grafana.com/security/security-advisories/cve-2026-33375Vendor Advisory

Timeline

Published: Mar 26, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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