Failure Propagation Across Agent Pipeline
Multi-Agent SecurityDescription
Small misalignments or errors compound across multi-agent pipelines. Local agent failure causes systemic collapse; error propagation through orchestration layers; especially dangerous in tightly coupled multi-agent systems.
Financial trading agent misinterprets market data, poisoning inputs of 12 downstream risk-management agents simultaneously.
Confirmed production incidents document AI systems providing outdated factual information with false confidence after their training cutoff, including widely reported cases from early Bing Chat (providing incorrect current-events answers) and various deployed chatbots stating stale regulatory or clinical guidance without uncertainty caveats.
Primary mitigations
- Circuit breakers between agent steps
- failure isolation boundaries
- graceful degradation
- maximum error propagation limits.
Detection signals
Failure Propagation Index; cross-agent error correlation; cascading failure detection rate.