{"id":"CVE-2026-107509","aliases":["EUVD-2026-123540","GHSA-m4q8-hj9q-f2mg"],"status":"published","title":"Memory exhaustion denial of service in SQL Expressions","description":"A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00405,"percentile":0.35278,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1284","CWE-400","CWE-789"],"published":"2026-11-11T15:02:06Z","modified":"2026-11-11T15:31:08Z","products":[{"vendor":"grafana","product":"grafana enterprise"},{"vendor":"grafana","product":"grafana oss"}],"references":[{"url":"https://grafana.com/security/security-advisories/cve-2026-107509","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107509"},{"url":"https://github.com/advisories/GHSA-m4q8-hj9q-f2mg"}],"sources":{"cve":[{"id":"CVE-2026-107509","title":"Memory exhaustion denial of service in SQL Expressions","description":"A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).","status":"published","published":"2026-11-11T15:02:06.763Z","modified":"2026-11-11T15:02:06.763Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-789","CWE-1284","CWE-400"],"updated_at":"2026-11-11T15:29:20.897227Z"}],"euvd":[{"id":"EUVD-2026-123540","description":"A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).","status":"published","published":"2026-11-11T15:02:06Z","modified":"2026-11-11T15:02:06Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-11T17:29:39.353655Z"}],"ghsa":[{"id":"GHSA-m4q8-hj9q-f2mg","title":"A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it...","description":"A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).","status":"published","published":"2026-11-11T15:31:04Z","modified":"2026-11-11T15:31:08Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-11T15:34:48.112751Z"}],"nvd":[{"id":"CVE-2026-107509","description":"A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).","status":"published","published":"2026-11-11T15:17:13.943Z","modified":"2026-11-12T19:09:06.967Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-400","CWE-789","CWE-1284"],"updated_at":"2026-11-11T17:25:38.53844Z"}]}}