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CVE-2026-27878

🗓️ 19 Jun 2026 19:02:27Reported by GRAFANAType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

TraceQL query with a large exemplars hint in Grafana Tempo can cause unbounded memory usage.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-27878
19 Jun 202619:02
attackerkb
Cvelist
CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage
19 Jun 202619:02
cvelist
EUVD
EUVD-2026-38066
19 Jun 202619:02
euvd
NVD
CVE-2026-27878
19 Jun 202619:16
nvd
Positive Technologies
PT-2026-51011
19 Jun 202600:00
ptsecurity
[
  {
    "defaultStatus": "unaffected",
    "product": "Enterprise Traces (GET)",
    "vendor": "Grafana",
    "versions": [
      {
        "lessThan": "2.8.8",
        "status": "affected",
        "version": "2.6.1",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Tempo",
    "vendor": "Grafana",
    "versions": [
      {
        "lessThan": "2.10.2",
        "status": "affected",
        "version": "2.6.0",
        "versionType": "semver"
      }
    ]
  }
]

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19 Jun 2026 19:16Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.5
9