CVE-2026-33375

EUVD-2026-16351
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
grafanagrafana
11.6.0 ≤
𝑥
< 11.6.14
grafanagrafana
12.1.0 ≤
𝑥
< 12.1.10
grafanagrafana
12.2.0 ≤
𝑥
< 12.2.8
grafanagrafana
12.3.0 ≤
𝑥
< 12.3.6
grafanagrafana
12.4.0 ≤
𝑥
< 12.4.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://grafana.com/security/security-advisories/cve-2026-33375