CVE-2026-19516: Server-side request forgery in mcp-grafana
A vulnerability in mcp-grafana allows callers to control the destination of outbound requests via the X-Grafana-URL header, enabling server-side request forgery attacks against internal and metadata services. The grafana_api_request tool permits manipulation of HTTP methods, paths, and request bodies.
Disclosed 11 August 2026 · Record updated 13 September 2026
Impact
Attackers can perform server-side request forgery to access internal services, loopback addresses, link-local network services, and metadata endpoints.
Our coverage
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Sources
- nvd.nist.govhttps://nvd.nist.gov/vuln/detail/CVE-2026-19516
