RabbitMQ is a messaging and streaming broker. Prior to 4.2.5, the RabbitMQ management UI renders the x-internal-purpose queue or exchange argument into an HTML title attribute without proper escaping on the Queues and Exchanges pages, allowing a user with permission to declare a queue or exchange to execute JavaScript in another user's browser. This issue is fixed in version 4.2.5.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-79"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57214.json"
}{
"extracted_events": [
{
"cpe": "cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.0"
},
{
"fixed": "4.2.5"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "b0027b6c1ae5b869d876e211efe6189ffd92b5c2"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "b267a290dd89e42c6e0256f46fc273a8adb7f3ec"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "v4.2.5",
"range": [
{
"fixed": "30e04878783cf6321185357bbea6cc589f9d4cd7"
}
],
"source": "REFERENCES_TAG"
}
]
}