CVE-2026-27880

{"id": "CVE-2026-27880", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security@grafana.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2026-03-27T15:16:51.323", "references": [{"url": "https://grafana.com/security/security-advisories/cve-2026-27880", "tags": ["Vendor Advisory"], "source": "security@grafana.com"}, {"url": "https://grafana.com/security/security-advisories/cve-2026-27880", "tags": ["Vendor Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "The OpenFeature feature toggle evaluation endpoint reads unbounded values into memory, which can cause out-of-memory crashes."}], "lastModified": "2026-03-31T18:56:37.670", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "004E77E1-58B9-4F05-B788-5C52FBB8A25E", "versionEndExcluding": "12.1.0"}, {"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AE3F977F-FF94-4A15-918C-54241EC49560", "versionEndExcluding": "12.2.0", "versionStartIncluding": "12.1.10"}, {"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CB499815-0B44-4BF9-AB14-F7272EF0173F", "versionEndExcluding": "12.3.0", "versionStartIncluding": "12.2.8"}, {"criteria": "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F2B145A-24E0-4C0F-BF82-FFD2B1301B51", "versionEndExcluding": "12.4.0", "versionStartIncluding": "12.3.6"}], "operator": "OR"}]}], "sourceIdentifier": "security@grafana.com"}