Vulnerability-Lookup

CVE-2026-28374 (GCVE-0-2026-28374)

Vulnerability from cvelistv5 – Published: 2026-05-13 19:28 – Updated: 2026-05-14 12:33

Title

IDOR in Annotations API allows unprivileged users to DELETE annotation

Summary

Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.

Severity ?

4.3 (Medium)


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

CWE

CWE-284 - Improper Access Control

Assigner

GRAFANA

References

1 reference

URL	Tags
https://grafana.com/security/security-advisories/…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Grafana	Grafana OSS	Affected: 8.5.0 , ≤ 11.6.14 (semver) Affected: 11.6.14 , < 11.6.14+security-04 (custom) Affected: 12.0.0 , ≤ 12.2.8 (semver) Affected: 12.2.8 , < 12.2.8+security-04 (custom) Affected: 12.3.0 , ≤ 12.3.6 (semver) Affected: 12.3.6 , < 12.3.6+security-04 (custom) Affected: 12.4.0 , ≤ 12.4.3 (semver) Affected: 12.4.3 , < 12.4.3+security-02 (custom) Affected: 13.0.0 , ≤ 13.0.1 (semver) Affected: 13.0.1 , < 13.0.1+security-01 (custom)

Date Public ?

2026-05-13 07:44

Show details on NVD website

JSON

To clipboard

{
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        "metrics": [
          {
            "other": {
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                "id": "CVE-2026-28374",
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                  },
                  {
                    "Technical Impact": "partial"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2026-05-14T12:32:58.713813Z",
                "version": "2.0.3"
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              "lessThan": "13.0.1+security-01",
              "status": "affected",
              "version": "13.0.1",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-05-13T07:44:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
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      ],
      "providerMetadata": {
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        "shortName": "GRAFANA"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://grafana.com/security/security-advisories/cve-2026-28374"
        }
      ],
      "source": {
        "discovery": "BUG_BOUNTY"
      },
      "title": "IDOR in Annotations API allows unprivileged users to DELETE annotation"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da",
    "assignerShortName": "GRAFANA",
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    "datePublished": "2026-05-13T19:28:40.053Z",
    "dateReserved": "2026-02-27T07:16:12.218Z",
    "dateUpdated": "2026-05-14T12:33:13.749Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-05-18",
      "epss": "0.00026",
      "percentile": "0.07586"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-28374\",\"sourceIdentifier\":\"security@grafana.com\",\"published\":\"2026-05-13T20:16:19.583\",\"lastModified\":\"2026-05-14T16:21:02.930\",\"vulnStatus\":\"Undergoing Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.\"}],\"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:L/A:N\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]}],\"references\":[{\"url\":\"https://grafana.com/security/security-advisories/cve-2026-28374\",\"source\":\"security@grafana.com\"}]}}",
    "vulnrichment": {
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}

FKIE_CVE-2026-28374

Vulnerability from fkie_nvd - Published: 2026-05-13 20:16 - Updated: 2026-05-14 16:21

Severity ?

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Summary

Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.

References

	URL	Tags
	security@grafana.com	https://grafana.com/security/security-advisories/cve-2026-28374

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations."
    }
  ],
  "id": "CVE-2026-28374",
  "lastModified": "2026-05-14T16:21:02.930",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "security@grafana.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-05-13T20:16:19.583",
  "references": [
    {
      "source": "security@grafana.com",
      "url": "https://grafana.com/security/security-advisories/cve-2026-28374"
    }
  ],
  "sourceIdentifier": "security@grafana.com",
  "vulnStatus": "Undergoing Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}

GHSA-8MRJ-8PC8-39JM

Vulnerability from github – Published: 2026-05-13 21:32 – Updated: 2026-05-13 21:32

Details

Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.

Severity ?

4.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-28374"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-284"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-13T20:16:19Z",
    "severity": "MODERATE"
  },
  "details": "Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.",
  "id": "GHSA-8mrj-8pc8-39jm",
  "modified": "2026-05-13T21:32:06Z",
  "published": "2026-05-13T21:32:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-28374"
    },
    {
      "type": "WEB",
      "url": "https://grafana.com/security/security-advisories/cve-2026-28374"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

bit-grafana-2026-28374

Vulnerability from bitnami_vulndb

Published

2026-05-15 08:42

Modified

2026-05-15 09:12

Summary

IDOR in Annotations API allows unprivileged users to DELETE annotation

Details

Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "grafana",
        "purl": "pkg:bitnami/grafana"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8.5.0"
            },
            {
              "fixed": "11.6.14"
            },
            {
              "introduced": "12.0.0"
            },
            {
              "fixed": "12.2.8"
            },
            {
              "introduced": "12.3.0"
            },
            {
              "fixed": "12.3.6"
            },
            {
              "introduced": "12.4.0"
            },
            {
              "fixed": "12.4.3"
            },
            {
              "introduced": "13.0.0"
            },
            {
              "fixed": "13.0.1"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-28374"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:grafana:grafana:*:*:*:*:*:go:*:*"
    ],
    "severity": "Medium"
  },
  "details": "Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.",
  "id": "BIT-grafana-2026-28374",
  "modified": "2026-05-15T09:12:54.074Z",
  "published": "2026-05-15T08:42:31.522Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://grafana.com/security/security-advisories/cve-2026-28374"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-28374"
    }
  ],
  "schema_version": "1.6.2",
  "summary": "IDOR in Annotations API allows unprivileged users to DELETE annotation"
}

Sightings

Author	Source	Type	Date	Other

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.

Action not permitted

CVE-2026-28374 (GCVE-0-2026-28374)

FKIE_CVE-2026-28374

GHSA-8MRJ-8PC8-39JM

bit-grafana-2026-28374

Vulnerability from bitnami_vulndb

Tags

Sightings

Nomenclature