CVE-2026-79746 — MCPHub: Prior to version 1.0.31, when a bearer key with accessType: 'servers' (or 'custom') is
MCPHub is a unified hub for centrally managing and dynamically orchestrating multiple MCP servers/APIs into separate endpoints with flexible routing strategies. Prior to version 1.0.31, when a bearer key with accessType: 'servers' (or 'custom') is used against a group route, isBearerKeyAllowedForRequest grants access to the entire group as long as any single server in that group appears in the key's allowedServers list — not only when every server the key is scoped to matches CVSSv3.1 8.1 (HIGH)