CVE-2026-48105 Arc Enterprise cluster FSM applyRegisterFile accepts arbitrary file paths without validation, enabling cluster-wide path-traversal worm primitive

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc Enterprise's Raft FSM internal/cluster/raft/fsm.go:applyRegisterFile accepts attacker-chosen file paths in manifest-registration proposals without validating them against the configured storage backend. T...

CVE-2026-48105

Arc Enterprise (an open, SQL-native time-series database for telemetry) contains a path-traversal vulnerability in its Raft FSM (internal/cluster/raft/fsm.go:applyRegisterFile). Prior to version 26.06.1 , the function accepts attacker-chosen file paths in manifest-registration proposals with no v...