CVE-2026-44839

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Source
https://cve.org/CVERecord?id=CVE-2026-44839
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-44839.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-44839
Aliases
Downstream
Published
2026-05-27T15:07:10.366Z
Modified
2026-07-08T08:13:29.954376505Z
Severity
  • 5.6 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
RabbitMQ: Unsanitized vhost names allow for XSS in management UI
Details

RabbitMQ is a messaging and streaming broker. From 3.7.0 to before 4.1.2 and 4.0.13, This vulnerability is fixed in 4.1.2 and 4.0.13.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "3.7.0"
                },
                {
                    "fixed": "4.0.13"
                }
            ]
        }
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44839.json",
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-80"
    ]
}
References

Affected packages

Git / github.com/rabbitmq/rabbitmq-server

Affected ranges

Type
GIT
Repo
https://github.com/rabbitmq/rabbitmq-server
Events
Introduced
1861a703c1234de44cfd704a9829d68f4b24e65c
Fixed
c529a212390327e6d62620f25e9e1961ccc3c661
Fixed
7f54319279d1ece161ae0b4cdc6f0e58a4045eb5
Database specific 
{
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "4.1.0"
        },
        {
            "fixed": "4.1.2"
        }
    ]
}

Affected versions

v4.*
v4.1.0
v4.1.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-44839.json"