{"id":"CVE-2026-57212","aliases":["GHSA-5cmq-vp28-xqrj"],"url":"https://o3.security/vulnerability/CVE-2026-57212","summary":"RabbitMQ management HTTP API accepts request bodies larger than configured max_http_body_size","details":"RabbitMQ is a messaging and streaming broker. Prior to 3.13.14, 4.0.19, 4.1.10, and 4.2.5, the rabbitmq_management HTTP API accepts oversized valid JSON bodies on with_decode and direct_request paths because read_complete_body checks the accumulated size before the final chunk but not the final combined size. This issue is fixed in versions 3.13.14, 4.0.19, 4.1.10, and 4.2.5.","published":"2026-07-10T20:15:28.422Z","modified":"2026-08-12T03:51:09.663475132Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":{"url":"https://github.com/rabbitmq/rabbitmq-server/commit/3976d148901bdfa82e1cd60b7a4534e073266ba5","label":"rabbitmq/rabbitmq-server@3976d14"},"references":[{"type":"WEB","url":"https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.5"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57212.json"},{"type":"ADVISORY","url":"https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-5cmq-vp28-xqrj"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57212"},{"type":"FIX","url":"https://github.com/rabbitmq/rabbitmq-server/commit/3976d148901bdfa82e1cd60b7a4534e073266ba5"},{"type":"FIX","url":"https://github.com/rabbitmq/rabbitmq-server/commit/b8fc2ef7c50a2797d15e1ea7cf34f290032303bb"},{"type":"FIX","url":"https://github.com/rabbitmq/rabbitmq-server/pull/15712"},{"type":"FIX","url":"https://github.com/rabbitmq/rabbitmq-server/pull/15714"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:09.663475132Z"}}