{"id":"GHSA-w6cq-9cf4-gqpg","summary":"RabbitMQ vulnerable to Denial of Service by publishing large messages over the HTTP API","details":"### Summary\n\nResponsibly disclosed by @NSEcho.\n\nHTTP API did not enforce an HTTP request body limit, making it vulnerable for DoS attacks with very large messages. \n\n### Details\n\nAn authenticated user with sufficient credentials can publish a very large messages over the HTTP API\nand cause target node to be terminated by an \"out-of-memory killer\"-like mechanism.\n\nA PoC was provided to Team RabbitMQ privately.\n\n### Impact\n\nDenial of Service","aliases":["BIT-rabbitmq-2023-46118","CVE-2023-46118"],"modified":"2026-06-30T16:45:17.183960745Z","published":"2026-06-30T16:39:12Z","database_specific":{"github_reviewed_at":"2026-06-30T16:39:12Z","nvd_published_at":"2023-10-25T18:17:36Z","cwe_ids":["CWE-400"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-w6cq-9cf4-gqpg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-46118"},{"type":"PACKAGE","url":"https://github.com/rabbitmq/rabbitmq-server"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/12/msg00009.html"},{"type":"WEB","url":"https://www.debian.org/security/2023/dsa-5571"}],"affected":[{"package":{"name":"rabbit_common","ecosystem":"Hex","purl":"pkg:hex/rabbit_common"},"ranges":[{"type":"SEMVER","events":[{"introduced":"3.12.0"},{"fixed":"3.12.7"}]}],"versions":["3.12.0","3.12.1","3.12.2","3.12.3","3.12.4","3.12.5","3.12.6"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/06/GHSA-w6cq-9cf4-gqpg/GHSA-w6cq-9cf4-gqpg.json"}},{"package":{"name":"rabbit_common","ecosystem":"Hex","purl":"pkg:hex/rabbit_common"},"ranges":[{"type":"SEMVER","events":[{"introduced":"3.11.0"},{"fixed":"3.11.24"}]}],"versions":["3.11.0","3.11.1","3.11.10","3.11.11","3.11.12","3.11.13","3.11.14","3.11.15","3.11.16","3.11.17","3.11.18","3.11.19","3.11.2","3.11.20","3.11.21","3.11.22","3.11.23","3.11.3","3.11.4","3.11.5","3.11.6","3.11.7","3.11.8","3.11.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/06/GHSA-w6cq-9cf4-gqpg/GHSA-w6cq-9cf4-gqpg.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"}]}