CRITICAL9.5
GO-2026-6496
RabbitMQ amqp091-go: Protocol Desynchronization and Frame Injection via Integer Overflow in readLongstr in github.com/rabbitmq/amqp091-go
Quick fix
GO-2026-6496 — github.com/rabbitmq/amqp091-go: upgrade to the fixed version with the command below.
go get github.com/rabbitmq/amqp091-go@v1.13.0Details
RabbitMQ amqp091-go: Protocol Desynchronization and Frame Injection via Integer Overflow in readLongstr in github.com/rabbitmq/amqp091-go
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/rabbitmq/amqp091-go
Introduced in:
0Fixed in: 1.13.0Fix
go get github.com/rabbitmq/amqp091-go@v1.13.0References
- https://github.com/rabbitmq/amqp091-go/security/advisories/GHSA-c5pq-fr2g-9jpf[ADVISORY]
- https://nvd.nist.gov/vuln/detail/CVE-2026-77411[ADVISORY]
- https://github.com/rabbitmq/amqp091-go/commit/143c1ace5fa7344cee135e5c7d22970f0de68282[FIX]
- https://github.com/rabbitmq/amqp091-go/pull/347[FIX]
- https://github.com/rabbitmq/amqp091-go/releases/tag/v1.13.0[WEB]