CVE-2026-33375
Grafana MSSQL Data Source Plugin: Restriction Bypass Leading to OOM DoS
6.5
MEDIUM
CVSS 3.1
EPSS 0.03%
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.
How to fix CVE-2026-33375
To remediate CVE-2026-33375, upgrade the affected package to a fixed version below.
- —upgrade to 11.6.14 or later
Is CVE-2026-33375 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 11.6.0, < 11.6.14, >= 12.1.0, < 12.1.10, >= 12.2.0, < 12.2.8, >= 12.3.0, < 12.3.6, >= 12.4.0, < 12.4.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |