{
"id": "GHSA-9vc8-qppq-wvxc",
"aliases": [
"CVE-2026-40971"
],
"details": "When configured to use an SSL bundle, Spring Boot's RabbitMQ auto-configuration does not perform hostname verification when connecting to the RabbitMQ broker.\n\nAffected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14) per vendor advisory.",
"summary": "Spring Boot's RabbitMQ auto-configuration doesn't perform hostname verification when connecting to the RabbitMQ broker",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.0.6"
}
]
}
],
"package": {
"name": "org.springframework.boot:spring-boot-rabbitmq",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.5.0"
},
{
"fixed": "3.5.14"
}
]
}
],
"package": {
"name": "org.springframework.boot:spring-boot-rabbitmq",
"ecosystem": "Maven"
}
}
],
"modified": "2026-05-06T19:02:59Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"
}
],
"published": "2026-04-28T00:31:40Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40971",
"type": "ADVISORY"
},
{
"url": "https://github.com/spring-projects/spring-boot",
"type": "PACKAGE"
},
{
"url": "https://spring.io/security/cve-2026-40971",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-295"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2026-04-27T23:16:03Z",
"github_reviewed_at": "2026-05-06T19:02:59Z"
}
}