CVE-2025-3454

Summary

This vulnerability in Grafana's datasource proxy API allows authorization checks to be bypassed by adding an extra slash character in the URL path.

Users with minimal permissions could gain unauthorized read access to GET endpoints in Alertmanager and Prometheus datasources.

The issue primarily affects datasources that implement route-specific permissions, including Alertmanager and certain Prometheus-based datasources.

Affected Software

VendorProductVersion RangeStatus
GrafanaGrafana11.6.0 < 11.6.0+security-01affected
GrafanaGrafana11.5.0 < 11.5.3+security-01affected
GrafanaGrafana11.4.0 < 11.4.3+security-01affected
GrafanaGrafana11.3.0 < 11.3.5+security-01affected
GrafanaGrafana11.2.0 < 11.2.8+security-01affected
GrafanaGrafana10.4.0 < 10.4.17+security-01affected
GrafanaGrafana Enterprise11.6.0 < 11.6.0+security-01affected
GrafanaGrafana Enterprise11.5.0 < 11.5.3+security-01affected
GrafanaGrafana Enterprise11.4.0 < 11.4.3+security-01affected
GrafanaGrafana Enterprise11.3.0 < 11.3.5+security-01affected
GrafanaGrafana Enterprise11.2.0 < 11.2.8+security-01affected
GrafanaGrafana Enterprise10.4.0 < 10.4.17+security-01affected

Weaknesses

  • CWE-285: CWE-285

ADP Enrichment

CISA ADP Vulnrichment

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

References