CVE-2026-33378 | Grafana OSS up to 13.0.1+security-00 __timeGroup denial of service

A vulnerability described as problematic has been identified in Grafana OSS. This vulnerability affects the function __timeGroup. Executing a manipulation can lead to denial of service.

This vulnerability appears as CVE-2026-33378. The attack may be performed from remote. There is no available exploit.

Upgrading the affected component is recommended.