
CVE-2026-86259
OpenMAIC 1.0.0: Unauthenticated Outbound SSRF to Cloud Metadata Service via Fail-Open Middleware and Environment-Gated Validation Bypass
api-securitycloud-securitydata-exfiltration+6

OpenMAIC 1.0.0: Unauthenticated Outbound SSRF to Cloud Metadata Service via Fail-Open Middleware and Environment-Gated Validation Bypass

Proof-of-concept client and Docker lab reproducing CVE-2026-15583, an unauthenticated confused-deputy SSRF in Grafana MCP Server that leaks…