{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-28374", "assignerOrgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da", "state": "PUBLISHED", "assignerShortName": "GRAFANA", "dateReserved": "2026-02-27T07:16:12.218Z", "datePublished": "2026-05-13T19:28:40.053Z", "dateUpdated": "2026-05-14T12:33:13.749Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "platforms": ["OnPrem"], "product": "Grafana OSS", "vendor": "Grafana", "versions": [{"lessThanOrEqual": "11.6.14", "status": "affected", "version": "8.5.0", "versionType": "semver"}, {"lessThan": "11.6.14+security-04", "status": "affected", "version": "11.6.14", "versionType": "custom"}, {"lessThanOrEqual": "12.2.8", "status": "affected", "version": "12.0.0", "versionType": "semver"}, {"lessThan": "12.2.8+security-04", "status": "affected", "version": "12.2.8", "versionType": "custom"}, {"lessThanOrEqual": "12.3.6", "status": "affected", "version": "12.3.0", "versionType": "semver"}, {"lessThan": "12.3.6+security-04", "status": "affected", "version": "12.3.6", "versionType": "custom"}, {"lessThanOrEqual": "12.4.3", "status": "affected", "version": "12.4.0", "versionType": "semver"}, {"lessThan": "12.4.3+security-02", "status": "affected", "version": "12.4.3", "versionType": "custom"}, {"lessThanOrEqual": "13.0.1", "status": "affected", "version": "13.0.0", "versionType": "semver"}, {"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"}}], "providerMetadata": {"orgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da", "shortName": "GRAFANA", "dateUpdated": "2026-05-13T19:35:07.631Z"}, "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"}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "CWE-284 Improper Access Control"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-14T12:32:58.713813Z", "id": "CVE-2026-28374", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-14T12:33:13.749Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-28374", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-14T12:32:58.713813Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-14T12:33:09.731Z"}}], "cna": {"title": "IDOR in Annotations API allows unprivileged users to DELETE annotation", "source": {"discovery": "BUG_BOUNTY"}, "metrics": [{"cvssV3_1": {"version": "3.1", "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"}}], "affected": [{"vendor": "Grafana", "product": "Grafana OSS", "versions": [{"status": "affected", "version": "8.5.0", "versionType": "semver", "lessThanOrEqual": "11.6.14"}, {"status": "affected", "version": "11.6.14", "lessThan": "11.6.14+security-04", "versionType": "custom"}, {"status": "affected", "version": "12.0.0", "versionType": "semver", "lessThanOrEqual": "12.2.8"}, {"status": "affected", "version": "12.2.8", "lessThan": "12.2.8+security-04", "versionType": "custom"}, {"status": "affected", "version": "12.3.0", "versionType": "semver", "lessThanOrEqual": "12.3.6"}, {"status": "affected", "version": "12.3.6", "lessThan": "12.3.6+security-04", "versionType": "custom"}, {"status": "affected", "version": "12.4.0", "versionType": "semver", "lessThanOrEqual": "12.4.3"}, {"status": "affected", "version": "12.4.3", "lessThan": "12.4.3+security-02", "versionType": "custom"}, {"status": "affected", "version": "13.0.0", "versionType": "semver", "lessThanOrEqual": "13.0.1"}, {"status": "affected", "version": "13.0.1", "lessThan": "13.0.1+security-01", "versionType": "custom"}], "platforms": ["OnPrem"], "defaultStatus": "unaffected"}], "datePublic": "2026-05-13T07:44:00.000Z", "references": [{"url": "https://grafana.com/security/security-advisories/cve-2026-28374", "tags": ["vendor-advisory"]}], "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."}], "providerMetadata": {"orgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da", "shortName": "GRAFANA", "dateUpdated": "2026-05-13T19:35:07.631Z"}}}, "cveMetadata": {"cveId": "CVE-2026-28374", "state": "PUBLISHED", "dateUpdated": "2026-05-14T12:33:13.749Z", "dateReserved": "2026-02-27T07:16:12.218Z", "assignerOrgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da", "datePublished": "2026-05-13T19:28:40.053Z", "assignerShortName": "GRAFANA"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "matchCriteriaId": "3EB52192-B43E-44FD-A838-245DD579DF4E", "versionEndExcluding": "11.6.14", "versionStartIncluding": "8.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "matchCriteriaId": "37747AB2-8B5F-4BD3-860E-0C092A9F78F0", "versionEndExcluding": "12.2.8", "versionStartIncluding": "12.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "matchCriteriaId": "870FE01F-86F1-4734-9CC3-6FC9AF3012C5", "versionEndExcluding": "12.3.6", "versionStartIncluding": "12.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "matchCriteriaId": "4451FBC6-6277-4DD8-B143-0DAE82175D9A", "versionEndExcluding": "12.4.3", "versionStartIncluding": "12.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:11.6.14:-:*:*:*:*:*:*", "matchCriteriaId": "548C63DC-4E7F-4D9E-B2F0-AB24A66E0F7F", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:11.6.14:security01:*:*:*:*:*:*", "matchCriteriaId": "5F103470-1371-498E-9442-11EA7C2E3A6B", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:12.2.8:-:*:*:*:*:*:*", "matchCriteriaId": "4ACC0DB6-8BC4-4975-AD26-D41F69571EF6", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:12.2.8:security01:*:*:*:*:*:*", "matchCriteriaId": "9EBE773D-17BB-4402-B0B8-74D3DD79B32C", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:12.3.6:-:*:*:*:*:*:*", "matchCriteriaId": "6A58801D-1713-4A52-8713-9DD31F75698D", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:12.3.6:security01:*:*:*:*:*:*", "matchCriteriaId": "5C930B25-FD06-477C-B226-DEB486A46DAA", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:12.4.3:-:*:*:*:*:*:*", "matchCriteriaId": "172F03B1-E693-4EF3-90A0-D40773E4ACB4", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:13.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "0F0B8E4F-ADE7-4594-9241-966B1F0BC440", "vulnerable": true}, {"criteria": "cpe:2.3:a:grafana:grafana:13.0.1:-:*:*:*:*:*:*", "matchCriteriaId": "2AD87DC5-DF20-4993-A11B-91EBB313A40A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "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": "2026-06-02T19:29:02.677", "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", "tags": ["Vendor Advisory"], "url": "https://grafana.com/security/security-advisories/cve-2026-28374"}], "sourceIdentifier": "security@grafana.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "grafana: Grafana: Unauthorized annotation deletion by editor users", "id": "2477253", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477253"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "status": "draft"}, "cwe": "CWE-1220", "details": ["A flaw was found in Grafana. An authenticated editor user could exploit this vulnerability to delete any annotation, even those for which they lack read permissions. This unauthorized action compromises the integrity of data by allowing deletion of information beyond their intended access scope."], "name": "CVE-2026-28374", "package_state": [{"cpe": "cpe:/a:redhat:multicluster_globalhub", "fix_state": "Fix deferred", "package_name": "multicluster-globalhub/multicluster-globalhub-grafana-rhel9", "product_name": "Multicluster Global Hub"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "package_name": "rhacm2/acm-grafana-rhel9", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:ceph_storage:5", "fix_state": "Not affected", "package_name": "rhceph/rhceph-5-dashboard-rhel8", "product_name": "Red Hat Ceph Storage 5"}, {"cpe": "cpe:/a:redhat:ceph_storage:6", "fix_state": "Not affected", "package_name": "rhceph/rhceph-6-dashboard-rhel9", "product_name": "Red Hat Ceph Storage 6"}, {"cpe": "cpe:/a:redhat:ceph_storage:8", "fix_state": "Fix deferred", "package_name": "rhceph/grafana-rhel9", "product_name": "Red Hat Ceph Storage 8"}, {"cpe": "cpe:/a:redhat:ceph_storage:9", "fix_state": "Fix deferred", "package_name": "rhceph/grafana-rhel10", "product_name": "Red Hat Ceph Storage 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "grafana", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "grafana", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "grafana", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-13T19:28:40Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-28374\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-28374\nhttps://grafana.com/security/security-advisories/cve-2026-28374"], "threat_severity": "Moderate"}