{"id":"input-validation-systematically-absent","text":"Input validation is systematically absent across configuration and API boundaries: the WAL accepts arbitrary strings as sync mode (silently disabling all durability guarantees), truncate accepts out-of-range sequence numbers (silently deleting all data), compaction strategy selection silently falls through to leveled on any unrecognized string, and Merkle proof direction is never validated — misconfiguration produces incorrect behavior rather than failing fast.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["wal-sync-mode-unvalidated","wal-truncate-no-bounds-check","strategy-selection-is-binary","verify-proof-direction-unvalidated"],"outlist":[],"label":"Four independent modules silently accept invalid inputs at critical API boundaries"}],"dependents":["no-defense-in-depth-against-corruption"],"metadata":{"last_reviewed":"2026-05-30T09:01:17","review_result":"pass"},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"input-validation-systematically-absent","truth_value":"IN","reason":"SL justification valid","antecedents":["wal-sync-mode-unvalidated","wal-truncate-no-bounds-check","strategy-selection-is-binary","verify-proof-direction-unvalidated"],"label":"Four independent modules silently accept invalid inputs at critical API boundaries"},{"node":"wal-sync-mode-unvalidated","truth_value":"IN","reason":"premise"},{"node":"wal-truncate-no-bounds-check","truth_value":"IN","reason":"premise"},{"node":"strategy-selection-is-binary","truth_value":"IN","reason":"premise"},{"node":"verify-proof-direction-unvalidated","truth_value":"IN","reason":"premise"}]}}