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EUVD-2026-38066

🗓️ 19 Jun 2026 19:02:27Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 35 Views

TraceQL query in Grafana Tempo with a large exemplars hint may cause memory exhaustion and denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27878
19 Jun 202619:02
–attackerkb
bdu_fstec
BDU FSTEC
TraceQL DoS
10 Jul 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-27878 vulnerabilities
30 Aug 202602:17
–cgr
cve
CVE
CVE-2026-27878
19 Jun 202619:02
–cve
cvelist
Cvelist
CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage
19 Jun 202619:02
–cvelist
github
Github Security Blog
Grafana Tempo vulnerable to an out-of-memory crash
19 Jun 202621:32
–github
grafana
Grafana
Tempo denial of service via TraceQL exemplars hint (TraceQL query execution)
23 Mar 202600:00
–grafana
mend
Mend
CVE-2026-27878
19 Jun 202619:02
–mend
nvd
NVD
CVE-2026-27878
19 Jun 202619:16
–nvd
osv_cga
osv_cga
CGA-2667-263J-3RQ6
29 Aug 202613:12
–osv_cga
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "6d8f3925-db93-3557-b9de-d3b099ac9111",
        "vendor": {
          "name": "Grafana"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "aa31f7db-0f6e-3551-aab1-54c251666f45",
        "product": {
          "name": "Enterprise Traces (GET)",
          "vendor": {
            "name": "Grafana"
          }
        },
        "product_version": "2.6.1 <2.8.8"
      },
      {
        "id": "f52a8913-1a17-3b2a-9c20-1cdeb6b621bc",
        "product": {
          "name": "Tempo",
          "vendor": {
            "name": "Grafana"
          }
        },
        "product_version": "2.6.0 <2.10.2"
      }
    ]
  }
]

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19 Jun 2026 19:03Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.16.5
EPSS0.00411
35