Grafana Vulnerabilities and Affected Products
Vulnerabilities associated with Enterprise Traces (GET).
Products
Clear product- grafana59 vulnerabilities
- Grafana OSS21 vulnerabilities
- Grafana Enterprise16 vulnerabilities
- grafana/grafana4 vulnerabilities
- grafana/grafana-enterprise4 vulnerabilities
- Tempo3 vulnerabilities
- Enterprise Traces (GET)2 vulnerabilities
- Grafana MCP Server2 vulnerabilities
- grafana-image-renderer2 vulnerabilities
- grafana_enterprise2 vulnerabilities
- Loki2 vulnerabilities
- agent1 vulnerability
- Agent Flow1 vulnerability
- agent_flow_windows1 vulnerability
- Alloy1 vulnerability
- google-sheets-datasource1 vulnerability
- Grafana Alerting1 vulnerability
- Grafana Correlations1 vulnerability
- Grafana IRM1 vulnerability
- Grafana Operator1 vulnerability
- grafana-csv-datasource1 vulnerability
- grafana-infinity-datasource1 vulnerability
- grafana-json-datasource1 vulnerability
- grafana-zabbix-plugin1 vulnerability
- mcp-grafana1 vulnerability
| Vulnerability | Title and context | CVSS | EPSS | PoCs | Signals | STIX action |
|---|---|---|---|---|---|---|
CVE-2026-27878MEDIUM | Tempo TraceQL query with exemplar hint could result in unbounded memory usageA TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service. CWE-400Jun 19, 2026 | CVSS6.5v3.1 | EPSS0.411% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-21728HIGH | Tempo query limit results in unbounded memory allocationTempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy. Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18). Alternatively, automatically restart the service. | CVSS7.5v3.1 | EPSS0.637% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |