CVE-2026-15583

CVE-2026-15583CVE-2026-15583

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.

Scoring

CVSS 8.6 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Last modified2026-07-15
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.