The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.1, src/main/java/com/rabbitmq/client/impl/ValueReader.java permits ValueReader.readTable and ValueReader.readArray to call ValueReader.readFieldValue recursively for AMQP table type F and AMQP array type A values without a nesting-depth limit. A malicious AMQP server or network intermediary can send approximately 580 nested table levels in the pre-authentication connection.start frame, fitting within the default 131072-byte frame maximum, to trigger StackOverflowError. The error terminates the client input processing thread and causes denial of service. This issue is fixed in version 5.33.1.
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History
Tue, 18 Aug 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
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| Description | The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.1, src/main/java/com/rabbitmq/client/impl/ValueReader.java permits ValueReader.readTable and ValueReader.readArray to call ValueReader.readFieldValue recursively for AMQP table type F and AMQP array type A values without a nesting-depth limit. A malicious AMQP server or network intermediary can send approximately 580 nested table levels in the pre-authentication connection.start frame, fitting within the default 131072-byte frame maximum, to trigger StackOverflowError. The error terminates the client input processing thread and causes denial of service. This issue is fixed in version 5.33.1. | |
| Title | RabbitMQ Java client ValueReader: Unbounded recursive table/array nesting causes StackOverflowError DoS | |
| Weaknesses | CWE-674 | |
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cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-08-18T17:45:59.023Z
Reserved: 2026-08-03T16:57:50.125Z
Link: CVE-2026-69220
No data.
Status : Received
Published: 2026-08-18T17:17:01.497
Modified: 2026-08-18T18:19:28.640
Link: CVE-2026-69220
No data.
OpenCVE Enrichment
Updated: 2026-08-18T17:30:15Z