{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-11539", "assignerOrgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da", "state": "PUBLISHED", "assignerShortName": "GRAFANA", "dateReserved": "2025-10-09T06:20:49.088Z", "datePublished": "2025-10-09T07:18:15.819Z", "dateUpdated": "2025-10-09T07:18:15.819Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "grafana-image-renderer", "vendor": "Grafana", "versions": [{"lessThanOrEqual": "4.0.16", "status": "affected", "version": "1.0.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Grafana Image Renderer is vulnerable to remote code execution due to an&nbsp;<span style=\"background-color: rgb(249, 249, 251);\">arbitrary file write vulnerability</span><span style=\"background-color: rgb(249, 249, 251);\">. This is due to the fact that the /render/csv endpoint lacked validation of the filePath parameter that allowed an attacker to save a shared object to an arbitrary location that is then loaded by the Chromium process.</span><br><br>Instances are vulnerable if:<br><br>1. The default token (\"authToken\") is not changed, or is known to the attacker.<br>2. The attacker can reach the image renderer endpoint.<br><p>This issue affects grafana-image-renderer: from 1.0.0 through 4.0.16.</p>"}], "value": "Grafana Image Renderer is vulnerable to remote code execution due to an\u00a0arbitrary file write vulnerability. This is due to the fact that the /render/csv endpoint lacked validation of the filePath parameter that allowed an attacker to save a shared object to an arbitrary location that is then loaded by the Chromium process.\n\nInstances are vulnerable if:\n\n1. The default token (\"authToken\") is not changed, or is known to the attacker.\n2. The attacker can reach the image renderer endpoint.\nThis issue affects grafana-image-renderer: from 1.0.0 through 4.0.16."}], "impacts": [{"capecId": "CAPEC-253", "descriptions": [{"lang": "en", "value": "CAPEC-253 Remote Code Inclusion"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-94", "description": "CWE-94 Improper Control of Generation of Code ('Code Injection')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da", "shortName": "GRAFANA", "dateUpdated": "2025-10-09T07:18:15.819Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://grafana.com/security/security-advisories/cve-2025-11539/"}, {"tags": ["patch"], "url": "https://github.com/grafana/grafana-image-renderer/releases/tag/v4.0.17"}], "source": {"discovery": "EXTERNAL"}, "title": "Arbitrary Code Execution in Grafana Image Renderer Plugin", "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Grafana Image Renderer is vulnerable to remote code execution due to an\u00a0arbitrary file write vulnerability. This is due to the fact that the /render/csv endpoint lacked validation of the filePath parameter that allowed an attacker to save a shared object to an arbitrary location that is then loaded by the Chromium process.\n\nInstances are vulnerable if:\n\n1. The default token (\"authToken\") is not changed, or is known to the attacker.\n2. The attacker can reach the image renderer endpoint.\nThis issue affects grafana-image-renderer: from 1.0.0 through 4.0.16."}], "id": "CVE-2025-11539", "lastModified": "2025-10-09T08:15:38.813", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "security@grafana.com", "type": "Secondary"}]}, "published": "2025-10-09T08:15:38.813", "references": [{"source": "security@grafana.com", "url": "https://github.com/grafana/grafana-image-renderer/releases/tag/v4.0.17"}, {"source": "security@grafana.com", "url": "https://grafana.com/security/security-advisories/cve-2025-11539/"}], "sourceIdentifier": "security@grafana.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-94"}], "source": "security@grafana.com", "type": "Secondary"}]}

{}

{}