CVE-2026-44839— RabbitMQ: Unsanitized vhost names allow for XSS in management UI
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| rabbitmq | rabbitmq-server | >= 3.7.0, < 4.0.13 | affected |
>= 4.1.0-alpha, < 4.1.2 | affected |
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I. Basic Information for CVE-2026-44839
Vulnerability Information
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Vulnerability Title
RabbitMQ: Unsanitized vhost names allow for XSS in management UI
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
Web页面中脚本相关HTML标签转义处理不恰当(基本跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
RabbitMQ 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
RabbitMQ是RabbitMQ开源的一个功能丰富的多协议消息和流媒体代理。 RabbitMQ 3.7.0至4.1.2之前版本和4.0.13之前版本存在安全漏洞，攻击者利用该漏洞可以执行跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| rabbitmq | rabbitmq-server | >= 3.7.0, < 4.0.13 | - |
II. Public POCs for CVE-2026-44839
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-44839 (1)
IV. Related Vulnerabilities
Same product: rabbitmq-server
- CVE-2026-44838
RabbitMQ MQTT Topic Permission Authorization Bypass - CVE-2025-50200
RabbitMQ Node can log Basic Auth header from an HTTP request - CVE-2025-30219
RabbitMQ has XSS Vulnerability in an Error Message in Manage - CVE-2024-51988
HTTP API's queue deletion endpoint does not verify that the - CVE-2023-46118
Denial of Service by publishing large messages over the HTTP
Same vendor: rabbitmq
- CVE-2026-44838
RabbitMQ MQTT Topic Permission Authorization Bypass - CVE-2025-50200
RabbitMQ Node can log Basic Auth header from an HTTP request - CVE-2025-30219
RabbitMQ has XSS Vulnerability in an Error Message in Manage - CVE-2024-51988
HTTP API's queue deletion endpoint does not verify that the - CVE-2023-46118
Denial of Service by publishing large messages over the HTTP
Same weakness: CWE-80
- CVE-2026-9646
ScadaBR Unauthenticated Reflected Cross-Site Scripting - CVE-2026-39642
WordPress Nyla theme <= 1.7 - Arbitrary Shortcode Execution - CVE-2025-71310
Backdrop CMS 安全漏洞 - CVE-2026-34246
CtrlPanel: Stored XSS in Admin Role Management via Unescaped - CVE-2026-45346
Open WebUI: Stored Cross-Site Scripting in SVG Renderer
V. Comments for CVE-2026-44839
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