CVE-2025-30219 – RabbitMQ has XSS Vulnerability in an Error Message in Management UI

https://notcve.org/view.php?id=CVE-2025-30219

25 Mar 2025 — RabbitMQ is a messaging and streaming broker. Versions prior to 4.0.3 are vulnerable to a sophisticated attack that could modify virtual host name on disk and then make it unrecoverable (with other on disk file modifications) can lead to arbitrary JavaScript code execution in the browsers of management UI users. When a virtual host on a RabbitMQ node fails to start, recent versions will display an error message (a notification) in the management UI. The error message includes virtual host name, which was no... • https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-g58g-82mw-9m3p • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •