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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.

PUBLISHED Reserved 2026-03-19 | Published 2026-03-26 | Updated 2026-05-13 | Assigner GRAFANA




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

Product status

Default status
unaffected

11.6.0 (semver) before 11.6.14+security-01
affected

12.1.0 (semver) before 12.1.10+security-01
affected

12.2.0 (semver) before 12.2.8+security-01
affected

12.3.0 (semver) before 12.3.6+security-01
affected

12.4.0 (semver) before 12.4.2
affected

References

grafana.com/security/security-advisories/cve-2026-33375 vendor-advisory

cve.org (CVE-2026-33375)

nvd.nist.gov (CVE-2026-33375)

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