CVE-2026-15583
SSRF (confused deputy) in Grafana MCP Server via X-Grafana-URL header
CVSS Score
8.6
EPSS Score
0.3%
EPSS Percentile
23th
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.
| Vendor | grafana |
| Product | grafana mcp server |
| Ecosystems | |
| Industries | Technology |
| Published | Jul 15, 2026 |
| Last Updated | Jul 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Grafana / Grafana MCP Server
0.0.0 ≤ 0.17.1
References
Credits
cybersec42