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).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Grafana | Grafana OSS | 13.1.0 – ≤ 13.1.9, 13.2.0 – ≤ 13.2.5, 13.3.0 – ≤ 13.3.0 | — |
| Grafana | Grafana Enterprise | 13.1.0 – ≤ 13.1.9, 13.2.0 – ≤ 13.2.5, 13.3.0 – ≤ 13.3.0 | — |
Advisories 1
- WID-SEC-2026-4568 Grafana: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 12, 2026
References
- https://grafana.com/security/security-advisories/cve-2026-107509 vendor-advisory