{"action":"Upgrade github.com/rabbitmq/amqp091-go to 1.13.0 or later.","affected":[{"fixed":"1.13.0","introduced":"0"}],"component":"github.com/rabbitmq/amqp091-go","cve_ids":["CVE-2026-77403"],"ecosystem":"Go","epss":0.00524,"exploited":false,"fixed_versions":["1.13.0"],"ghsa_id":"GHSA-xwwf-m8fg-p9q2","id":"tcs_01M5KGV362M6962N0D69HCBFQ1","modified_at":"2026-10-01T20:45:11.267822012Z","published_at":"2026-10-01T20:23:56Z","references":["https://osv.dev/vulnerability/GO-2026-6503","https://github.com/rabbitmq/amqp091-go/security/advisories/GHSA-xwwf-m8fg-p9q2","https://nvd.nist.gov/vuln/detail/CVE-2026-77403","https://github.com/rabbitmq/amqp091-go/commit/2e0a919b89f337dbf58db2bb34ab206dac354a06","https://github.com/rabbitmq/amqp091-go/pull/353","https://github.com/rabbitmq/amqp091-go/releases/tag/v1.13.0"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6503","url":"https://osv.dev/vulnerability/GO-2026-6503"}],"summary":"RabbitMQ amqp091-go: Denial of Service via Sub-Spec Frame Size Negotiation in github.com/rabbitmq/amqp091-go"}