CVE-2026-28375 (GCVE-0-2026-28375)

Vulnerability from cvelistv5 – Published: 2026-03-27 14:26 – Updated: 2026-04-15 19:25
VLAI?
Title
Grafana Testdata datasource can issue unbounded memory allocations
Summary
A testdata data-source can be used to trigger out-of-memory crashes in Grafana.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Assigner
References
Impacted products
Vendor Product Version
Grafana Grafana Affected: 8.1.0 , < 11.6.14 (semver)
Affected: 12.0.0 , < 12.1.10 (semver)
Affected: 12.2.0 , < 12.2.8 (semver)
Affected: 12.3.0 , < 12.3.6 (semver)
Affected: 12.4.0 , < 12.4.2 (semver)
Create a notification for this product.
Date Public ?
2026-03-27 14:23
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-28375",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-31T15:00:57.773116Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-400",
                "description": "CWE-400 Uncontrolled Resource Consumption",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-31T15:01:14.243Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "OnPrem"
          ],
          "product": "Grafana",
          "vendor": "Grafana",
          "versions": [
            {
              "lessThan": "11.6.14",
              "status": "affected",
              "version": "8.1.0",
              "versionType": "semver"
            },
            {
              "lessThan": "12.1.10",
              "status": "affected",
              "version": "12.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "12.2.8",
              "status": "affected",
              "version": "12.2.0",
              "versionType": "semver"
            },
            {
              "lessThan": "12.3.6",
              "status": "affected",
              "version": "12.3.0",
              "versionType": "semver"
            },
            {
              "lessThan": "12.4.2",
              "status": "affected",
              "version": "12.4.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "datePublic": "2026-03-27T14:23:47.094Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "A testdata data-source can be used to trigger out-of-memory crashes in Grafana."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-15T19:25:05.269Z",
        "orgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da",
        "shortName": "GRAFANA"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://grafana.com/security/security-advisories/cve-2026-28375"
        }
      ],
      "source": {
        "discovery": "INTERNAL_FINDING"
      },
      "title": "Grafana Testdata datasource can issue unbounded memory allocations",
      "x_generator": {
        "engine": "cvelib 1.8.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da",
    "assignerShortName": "GRAFANA",
    "cveId": "CVE-2026-28375",
    "datePublished": "2026-03-27T14:26:19.270Z",
    "dateReserved": "2026-02-27T07:16:12.218Z",
    "dateUpdated": "2026-04-15T19:25:05.269Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-28375",
      "date": "2026-04-22",
      "epss": "0.00017",
      "percentile": "0.04416"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-28375\",\"sourceIdentifier\":\"security@grafana.com\",\"published\":\"2026-03-27T15:16:51.547\",\"lastModified\":\"2026-03-31T18:15:45.243\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A testdata data-source can be used to trigger out-of-memory crashes in Grafana.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@grafana.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"8.1.0\",\"matchCriteriaId\":\"3D7C388A-A7A0-4ED2-B0D4-3D9440B59F17\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.6.14\",\"versionEndExcluding\":\"12.0.0\",\"matchCriteriaId\":\"5845D5E9-8631-4F0B-B100-24DCDE4C8C1F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.1.10\",\"versionEndExcluding\":\"12.2.0\",\"matchCriteriaId\":\"AE3F977F-FF94-4A15-918C-54241EC49560\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.2.8\",\"versionEndExcluding\":\"12.3.0\",\"matchCriteriaId\":\"CB499815-0B44-4BF9-AB14-F7272EF0173F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.3.6\",\"versionEndExcluding\":\"12.4.0\",\"matchCriteriaId\":\"7F2B145A-24E0-4C0F-BF82-FFD2B1301B51\"}]}]}],\"references\":[{\"url\":\"https://grafana.com/security/security-advisories/cve-2026-28375\",\"source\":\"security@grafana.com\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-28375\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-03-31T15:00:57.773116Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-400\", \"description\": \"CWE-400 Uncontrolled Resource Consumption\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-31T15:01:09.359Z\"}}], \"cna\": {\"title\": \"Grafana Testdata datasource can issue unbounded memory allocations\", \"source\": {\"discovery\": \"INTERNAL_FINDING\"}, \"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 6.5, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\"}}], \"affected\": [{\"vendor\": \"Grafana\", \"product\": \"Grafana\", \"versions\": [{\"status\": \"affected\", \"version\": \"8.1.0\", \"lessThan\": \"11.6.14\", \"versionType\": \"semver\"}, {\"status\": \"affected\", \"version\": \"12.0.0\", \"lessThan\": \"12.1.10\", \"versionType\": \"semver\"}, {\"status\": \"affected\", \"version\": \"12.2.0\", \"lessThan\": \"12.2.8\", \"versionType\": \"semver\"}, {\"status\": \"affected\", \"version\": \"12.3.0\", \"lessThan\": \"12.3.6\", \"versionType\": \"semver\"}, {\"status\": \"affected\", \"version\": \"12.4.0\", \"lessThan\": \"12.4.2\", \"versionType\": \"semver\"}], \"platforms\": [\"OnPrem\"], \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2026-03-27T14:23:47.094Z\", \"references\": [{\"url\": \"https://grafana.com/security/security-advisories/cve-2026-28375\", \"tags\": [\"vendor-advisory\"]}], \"x_generator\": {\"engine\": \"cvelib 1.8.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A testdata data-source can be used to trigger out-of-memory crashes in Grafana.\"}], \"providerMetadata\": {\"orgId\": \"57da9224-a3e2-4646-9d0e-c4dc2e05e7da\", \"shortName\": \"GRAFANA\", \"dateUpdated\": \"2026-04-15T19:25:05.269Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-28375\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-04-15T19:25:05.269Z\", \"dateReserved\": \"2026-02-27T07:16:12.218Z\", \"assignerOrgId\": \"57da9224-a3e2-4646-9d0e-c4dc2e05e7da\", \"datePublished\": \"2026-03-27T14:26:19.270Z\", \"assignerShortName\": \"GRAFANA\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.