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…

PriorityP337medium6.5CVSS 3.1

AVNACLPRLUINSUCNINAH

EPSS

0.43%

34.7th percentile

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.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
grafana	grafana	>= 11.6.0 < 11.6.14	11.6.14
grafana	grafana	>= 12.1.0 < 12.1.10	12.1.10
grafana	grafana	>= 12.2.0 < 12.2.8	12.2.8
grafana	grafana	>= 12.3.0 < 12.3.6	12.3.6
grafana	grafana	>= 12.4.0 < 12.4.2	12.4.2
grafana	grafana_oss	>= 11.6.0 < 11.6.14+security-01	11.6.14+security-01
grafana	grafana_oss	>= 12.1.0 < 12.1.10+security-01	12.1.10+security-01
grafana	grafana_oss	>= 12.2.0 < 12.2.8+security-01	12.2.8+security-01
grafana	grafana_oss	>= 12.3.0 < 12.3.6+security-01	12.3.6+security-01
grafana	grafana_oss	>= 12.4.0 < 12.4.2	12.4.2

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

vendor_redhat6.5MEDIUM

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