github.com/rabbitmq/amqp091-go: RabbitMQ amqp091-go: Denial of Service due to synchronous event channel blocking

A flaw was found in RabbitMQ amqp091-go, a Go AMQP 0.9.1 client. When the client synchronously sends events to application-provided channels, an unbuffered or full listener channel can cause the client's reader to block. This blockage prevents the processing of critical messages and heartbeats,...

CVE-2026-77409

RabbitMQ amqp091-go , a Go AMQP 0.9.1 client, is vulnerable to denial of service prior to 1.13.0 . The root cause is that Channel.dispatch, confirms.confirm, and Connection.dispatch0 synchronously send publisher confirmations, flow-control events, consumer cancellations, returned messages, and co...

CVE-2026-77409 RabbitMQ amqp091-go: Denial of Service via Synchronous Event Channel Blocking

RabbitMQ amqp091-go is a Go AMQP 0.9.1 client. Prior to 1.13.0, Channel.dispatch in channel.go, confirms.confirm in confirms.go, and Connection.dispatch0 in connection.go synchronously send publisher confirmations, flow-control events, consumer cancellations, returned messages, including...

LayerZero Channel can be blocked by an attacker

Lines of code Vulnerability details Impact According to the LayerZero docs, the default behavior is that when a transaction on the destination application fails, the channel between the source and destination is blocked. Before any new transactions can be executed, the failed transaction has to b...

Attacker can block LayerZero channel

Lines of code Vulnerability details Impact According to the LayerZero docs, the default behavior is that when a transaction on the destination application fails, the channel between the src and dst app is blocked. Before any new transactions can be executed, the failed transaction has to be retri...