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2 vulnerabilities found for Enterprise Traces (GET) by Grafana
CVE-2026-27878 (GCVE-0-2026-27878)
Vulnerability from nvd – Published: 2026-06-19 19:02 – Updated: 2026-06-23 12:14
VLAI
Title
Tempo TraceQL query with exemplar hint could result in unbounded memory usage
Summary
A 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.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-400 - Uncontrolled Resource Consumption
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://grafana.com/security/security-advisories/… | vendor-advisory |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Grafana | Enterprise Traces (GET) |
Affected:
2.6.1 , < 2.8.8
(semver)
|
|
| Grafana | Tempo |
Affected:
2.6.0 , < 2.10.2
(semver)
|
Date Public
2026-03-23 19:28
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CVE-2026-27878 (GCVE-0-2026-27878)
Vulnerability from cvelistv5 – Published: 2026-06-19 19:02 – Updated: 2026-06-23 12:14
VLAI
Title
Tempo TraceQL query with exemplar hint could result in unbounded memory usage
Summary
A 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.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-400 - Uncontrolled Resource Consumption
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://grafana.com/security/security-advisories/… | vendor-advisory |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Grafana | Enterprise Traces (GET) |
Affected:
2.6.1 , < 2.8.8
(semver)
|
|
| Grafana | Tempo |
Affected:
2.6.0 , < 2.10.2
(semver)
|
Date Public
2026-03-23 19:28
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