GHSA-992G-9CR3-VM5X Hatchet DurableTask WorkerStatus gRPC resolves caller-supplied durable-task UUIDs via ListSatisfiedEntries with no tenant_id filter

Cross-tenant disclosure risk on DurableTask bidi RPC This is a low-severity, low-risk cross-tenant data exposure vuln caused by blindly accepting a durable task id, in addition to a list of node and branch ids that identify records in that task's event log, and returning them to the caller via th...

Hatchet DurableTask WorkerStatus gRPC resolves caller-supplied durable-task UUIDs via ListSatisfiedEntries with no tenant_id filter

Cross-tenant disclosure risk on DurableTask bidi RPC This is a low-severity, low-risk cross-tenant data exposure vuln caused by blindly accepting a durable task id, in addition to a list of node and branch ids that identify records in that task's event log, and returning them to the caller via th...

CVE-2026-84298 Hatchet: Cross-tenant durable callback payload disclosure in Hatchet V1 Dispatcher

Hatchet is a platform for orchestrating background tasks, AI agents, and durable workflows at scale. Prior to 0.95.3, the V1 DurableTask stream handler stores worker-supplied taskexternalid values in the durableInvocations routing map before tenant ownership is verified, and callback delivery...