CVE-2026-27878 Affecting grafana-12.0 package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.41% (34th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-GRAFANA120-19431603
  • published30 Aug 2026
  • disclosed19 Jun 2026

Introduced: 19 Jun 2026

CVE-2026-27878  (opens in a new tab)

How to fix?

There is no fixed version for Minimos:latest grafana-12.0.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grafana-12.0 package and not the grafana-12.0 package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

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.