CVE-2026-28379

Summary

A race condition in Grafana Live allows authenticated users with Viewer role to trigger a server crash by sending concurrent requests that cause a fatal map access error. This results in complete service unavailability requiring restart of the Grafana server.

Affected Software

VendorProductVersion RangeStatus
GrafanaGrafana OSS8.2.0 <= 11.6.14affected
GrafanaGrafana OSS11.6.14 < 11.6.14+security-04affected
GrafanaGrafana OSS12.0.0 <= 12.2.8affected
GrafanaGrafana OSS12.2.8 < 12.2.8+security-04affected
GrafanaGrafana OSS12.3.0 <= 12.3.6affected
GrafanaGrafana OSS12.3.6 < 12.3.6+security-04affected
GrafanaGrafana OSS12.4.0 <= 12.4.3affected
GrafanaGrafana OSS12.4.3 < 12.4.3+security-02affected
GrafanaGrafana OSS13.0.0 <= 13.0.1affected
GrafanaGrafana OSS13.0.1 < 13.0.1+security-01affected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References