{
"id": "GHSA-w6cq-9cf4-gqpg",
"aliases": [
"CVE-2023-46118"
],
"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",
"summary": "RabbitMQ vulnerable to Denial of Service by publishing large messages over the HTTP API",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.12.0"
},
{
"fixed": "3.12.7"
}
]
}
],
"package": {
"name": "rabbit_common",
"ecosystem": "Hex"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.11.0"
},
{
"fixed": "3.11.24"
}
]
}
],
"package": {
"name": "rabbit_common",
"ecosystem": "Hex"
}
}
],
"modified": "2026-06-30T16:39:12Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"
}
],
"published": "2026-06-30T16:39:12Z",
"references": [
{
"url": "https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-w6cq-9cf4-gqpg",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-46118",
"type": "ADVISORY"
},
{
"url": "https://github.com/rabbitmq/rabbitmq-server",
"type": "PACKAGE"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00009.html",
"type": "WEB"
},
{
"url": "https://www.debian.org/security/2023/dsa-5571",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-400"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2023-10-25T18:17:36Z",
"github_reviewed_at": "2026-06-30T16:39:12Z"
}
}