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CVE PROGRAM SOURCE RECORD8.6 High

CVE-2026-15583

SSRF (confused deputy) in Grafana MCP Server via X-Grafana-URL header

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Status
Published
Published
Updated
Assigning organization
GRAFANA

Description

A confused-deputy flaw in Grafana MCP Server allows an unauthenticated remote attacker to exfiltrate the server's environment-configured Grafana service-account token by supplying a crafted X-Grafana-URL request header. This also enables SSRF against arbitrary internal services, including cloud metadata endpoints.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Grafana Grafana MCP Server

Default version status: unaffected

  • 0.0.0 to ≤ 0.17.1affected

References