FKIE_CVE-2026-33375

Vulnerability from fkie_nvd - Published: 2026-03-26 21:17 - Updated: 2026-03-31 19:01
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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.
References
security@grafana.comhttps://grafana.com/security/security-advisories/cve-2026-33375Vendor Advisory
Impacted products
Vendor Product Version
grafana grafana *
grafana grafana *
grafana grafana *
grafana grafana *
grafana grafana *
To clipboard 

{
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    },
    {
      "lang": "es",
      "value": "El plugin de fuente de datos de Grafana MSSQL contiene un fallo l\u00f3gico que permite a un usuario con pocos privilegios (Visor) eludir las restricciones de la API y desencadenar un agotamiento catastr\u00f3fico de la memoria por Out-Of-Memory (OOM), lo que provoca la ca\u00edda del contenedor anfitri\u00f3n."
    }
  ],
  "id": "CVE-2026-33375",
  "lastModified": "2026-03-31T19:01:30.800",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "security@grafana.com",
        "type": "Secondary"
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  "published": "2026-03-26T21:17:05.573",
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  "sourceIdentifier": "security@grafana.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
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}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.