Advisoriesby IbisGrafana LabsCVE-2026-33382
Grafana OSS: resource exhaustion
No fix yet
Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the request body before processing it. An attacker can send very large payloads that force excessive memory allocation, potentially exhausting memory and causing a denial of service.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Grafana OSS Product | >= 11.6.0, <= 11.6.14 | No fix yet |
| >= 12.2.0, <= 12.2.8 | No fix yet | |
| >= 12.3.0, <= 12.3.6 | No fix yet | |
| >= 12.4.0, <= 12.4.3 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-400