CVE-2026-103091

Google OSS Agent Mesh (SAM) versions 0.1.0-alpha.1 through 0.1.0-alpha.8 are vulnerable to Missing Authorization (CWE-862) and Insecure Default (CWE-1188) . The issue originates in the MCP proxy (HandleStreamPassThrough in mcp_service.go) and the OIDC registration flow (GET /info and POST /regist...