{"id":"CVE-2025-11539","state":"PUBLISHED","title":"Arbitrary Code Execution in Grafana Image Renderer Plugin","description":"Grafana Image Renderer is vulnerable to remote code execution due to an arbitrary 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.","publishedAt":"2025-10-09T07:18:15.819Z","updatedAt":"2026-02-26T17:47:59.419Z","severity":{"score":9.9,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","source":"GRAFANA"},"assigner":"GRAFANA","products":["Grafana grafana-image-renderer"],"affected":[{"vendor":"Grafana","product":"grafana-image-renderer","defaultStatus":"affected","versions":[{"version":"1.0.0","status":"affected","lessThanOrEqual":"4.0.16","versionType":"semver"}]}],"references":["https://grafana.com/security/security-advisories/cve-2025-11539/","https://github.com/grafana/grafana-image-renderer/releases/tag/v4.0.17"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/11xxx/CVE-2025-11539.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-11539","state":"PUBLISHED","datePublished":"2025-10-09T07:18:15.819Z","dateUpdated":"2026-02-26T17:47:59.419Z","assignerShortName":"GRAFANA","assignerOrgId":"57da9224-a3e2-4646-9d0e-c4dc2e05e7da","dateReserved":"2025-10-09T06:20:49.088Z"},"containers":{"cna":{"title":"Arbitrary Code Execution in Grafana Image Renderer Plugin","descriptions":[{"lang":"en","value":"Grafana Image Renderer is vulnerable to remote code execution due to an arbitrary 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."}],"affected":[{"vendor":"Grafana","product":"grafana-image-renderer","defaultStatus":"affected","versions":[{"version":"1.0.0","status":"affected","lessThanOrEqual":"4.0.16","versionType":"semver"}]}],"references":[{"url":"https://grafana.com/security/security-advisories/cve-2025-11539/","tags":["vendor-advisory"]},{"url":"https://github.com/grafana/grafana-image-renderer/releases/tag/v4.0.17","tags":["patch"]}],"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":{"shortName":"GRAFANA","orgId":"57da9224-a3e2-4646-9d0e-c4dc2e05e7da","dateUpdated":"2025-10-10T05:57:46.542Z"},"credits":[{"lang":"en","type":"finder","value":"Callum Carney"},{"lang":"en","type":"finder","value":"Wouter ter Maat"}],"impacts":[{"capecId":"CAPEC-253","descriptions":[{"lang":"en","value":"CAPEC-253 Remote Code Inclusion"}]}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-11539","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-10-10T03:55:21.432457Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T17:47:59.419Z"}}]}}}