CVE-2026-67357

ArcadeDB before 26.7.3 has an information-disclosure vulnerability in the MCP get_server_settings tool that leaks arcadedb.ha.clusterToken in cleartext. With MCP access, an attacker can use the cluster token via X-ArcadeDB-Cluster-Token and X-ArcadeDB-Forwarded-User headers to impersonate root an...