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CVE-2025-3454GHSA-9J65-RV5X-4VRFBIT-GRAFANA-2025-3454GO-2025-3742

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 11.6.0+security-01, 11.5.3+security-01, 11.4.3+security-01, 11.3.5+security-01, 11.2.8+security-01, and 2 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • Grafana Grafana

    From 11.6.0 · fixed in 11.6.0+security-01; From 11.5.0 · fixed in 11.5.3+security-01; From 11.4.0 · fixed in 11.4.3+security-01; From 11.3.0 · fixed in 11.3.5+security-01; From 11.2.0 · fixed in 11.2.8+security-01; From 10.4.0 · fixed in 10.4.17+security-01

  • Grafana Grafana Enterprise

    From 11.6.0 · fixed in 11.6.0+security-01; From 11.5.0 · fixed in 11.5.3+security-01; From 11.4.0 · fixed in 11.4.3+security-01; From 11.3.0 · fixed in 11.3.5+security-01; From 11.2.0 · fixed in 11.2.8+security-01; From 10.4.0 · fixed in 10.4.17+security-01

  • github.com/grafana/grafanaGo

    From 0.0.0-20210414170620-dadccdda06e6 · fixed in 0.0.0-20250424191517-1f707d16ed5d

  • github.com/grafana/grafanaGo

    From 0.0.0-20210414170620-dadccdda06e6

References 1

grafana.com