CVE-2026-15583

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...

CVE-2026-15583 SSRF (confused deputy) in Grafana MCP Server via X-Grafana-URL header

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...

CVE-2026-15583

Grafana MCP Server is affected by CVE-2026-15583, a confusion-deputy vulnerability that allows an unauthenticated remote attacker to exfiltrate the server’s Grafana service-account token and perform SSRF via a crafted X-Grafana-URL header. The flaw enables targeting internal services, including c...

GitLab: Stored XSS for Grafana dashboard URL

Hi GitLab Security Team Summary I found a stored XSS vulnerability in the admins page. The administrator can set up a Grafana dashboard. Here, the administrator can either enter a relative URL or an absolute address. However, when adding an absolute URL, the protocol is not checked allowing to ad...