CVE-2026-44839CWE-80

RabbitMQ: Unsanitized vhost names allow for XSS in management UI

Medium · published May 27, 2026

CVSS v4.0
5.6
EPSS
0%
Percentile
7.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.6 · MEDIUM
Vector
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
EPSS
0.00180 · 7.2th percentile
Weakness
CWE-80 · Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Published
2026-05-27T15:07Z
EPSS history
Timeline
  • 27 MAY 15:07Z
    RabbitMQ: Unsanitized vhost names allow for XSS in management UI
    cvelistv5