CVE-2026-63336

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.client.ConnectionFactory.useSslProtocol and ConnectionFactory.useSslProtocolString configure com.rabbitmq.client.TrustEverythingTrustManager and...

CVE-2026-63337

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.tools.jsonrpc.ProcedureDescription receives a javaReturnType value in an untrusted system.describe response and passes it through JSONUtil.tryFill,...

UBUNTU-CVE-2026-63337

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.tools.jsonrpc.ProcedureDescription receives a javaReturnType value in an untrusted system.describe response and passes it through JSONUtil.tryFill,...

DEBIAN-CVE-2026-63336

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.client.ConnectionFactory.useSslProtocol and ConnectionFactory.useSslProtocolString configure com.rabbitmq.client.TrustEverythingTrustManager and...

CVE-2026-63337

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.tools.jsonrpc.ProcedureDescription receives a javaReturnType value in an untrusted system.describe response and passes it through JSONUtil.tryFill,...

CVE-2026-63335

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.31.0, inbound AMQP command assembly in src/main/java/com/rabbitmq/client/impl/CommandAssembler.java processes a content-bearing method and header whose...

CVE-2026-63336

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.client.ConnectionFactory.useSslProtocol and ConnectionFactory.useSslProtocolString configure com.rabbitmq.client.TrustEverythingTrustManager and...

DEBIAN-CVE-2026-61634

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, the AMQP connection tuning path records the negotiated AMQP framemax value, but src/main/java/com/rabbitmq/client/impl/SocketFrameHandler.java and...

CVE-2026-61634

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, the AMQP connection tuning path records the negotiated AMQP framemax value, but src/main/java/com/rabbitmq/client/impl/SocketFrameHandler.java and...

UBUNTU-CVE-2026-61634

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, the AMQP connection tuning path records the negotiated AMQP framemax value, but src/main/java/com/rabbitmq/client/impl/SocketFrameHandler.java and...

CVE-2026-61634

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, the AMQP connection tuning path records the negotiated AMQP framemax value, but src/main/java/com/rabbitmq/client/impl/SocketFrameHandler.java and...

GHSA-5XWG-CFVJ-GFF5 RabbitMQ Java client accepts broker frames larger than the negotiated AMQP frame_max

Summary The max body size was enforced to patch CVE-2023-46120, but even though that limit still works, the frame size itself still exceeds the given max size. Root cause The Java client records the AMQP 0-9-1 framemax negotiated during connection tuning, but the socket inbound frame reader...

RabbitMQ Java client accepts broker frames larger than the negotiated AMQP frame_max

Summary The max body size was enforced to patch CVE-2023-46120, but even though that limit still works, the frame size itself still exceeds the given max size. Root cause The Java client records the AMQP 0-9-1 framemax negotiated during connection tuning, but the socket inbound frame reader...

RabbitMQ Java client: TrustEverythingTrustManager used by default in useSslProtocol() enables MITM

Vulnerability Summary com.rabbitmq.client.TrustEverythingTrustManager accepts ANY TLS certificate including null chains and is used as the default trust manager when calling ConnectionFactory.useSslProtocol without arguments. Combined with hostname verification being disabled by default, this...

GHSA-5M9F-RPHJ-C435 RabbitMQ Java client: TrustEverythingTrustManager used by default in useSslProtocol() enables MITM

Vulnerability Summary com.rabbitmq.client.TrustEverythingTrustManager accepts ANY TLS certificate including null chains and is used as the default trust manager when calling ConnectionFactory.useSslProtocol without arguments. Combined with hostname verification being disabled by default, this...

GHSA-QX7J-JV8M-FPPR RabbitMQ Java client malformed body frame triggers raw command assembler exception

Summary RabbitMQ Java Client's inbound AMQP command assembly accepts a content header declaring a small body and then processes a larger body frame by throwing a raw UnsupportedOperationException from CommandAssembler. A broker peer that the client has connected to can use this malformed frame...

RabbitMQ Java client malformed body frame triggers raw command assembler exception

Summary RabbitMQ Java Client's inbound AMQP command assembly accepts a content header declaring a small body and then processes a larger body frame by throwing a raw UnsupportedOperationException from CommandAssembler. A broker peer that the client has connected to can use this malformed frame...

RabbitMQ Java client: Unvalidated Class.forName in JSON-RPC ProcedureDescription enables arbitrary class loading

The JSON-RPC tools in com.rabbitmq.tools.jsonrpc perform Class.forNamejavaReturnType with initialize=true on class names received from untrusted AMQP messages, without any validation or allowlist. Vulnerable code ProcedureDescription.java:101-127: When a JsonRpcClient connects, it calls...

GHSA-6G32-PXV4-2WFJ RabbitMQ Java client: Unvalidated Class.forName in JSON-RPC ProcedureDescription enables arbitrary class loading

The JSON-RPC tools in com.rabbitmq.tools.jsonrpc perform Class.forNamejavaReturnType with initialize=true on class names received from untrusted AMQP messages, without any validation or allowlist. Vulnerable code ProcedureDescription.java:101-127: When a JsonRpcClient connects, it calls...

RabbitMQ Java client ValueReader: Oversized LongString/bytes length triggers OOM via unchecked allocation

Summary ValueReader.readBytes allocates a byte array sized by a wire-declared content length without validating it against actual frame data. A malicious AMQP peer triggers OOM by declaring a 2GB string/bytes field. Vulnerable Code src/main/java/com/rabbitmq/client/impl/ValueReader.java lines...