BIT-rabbitmq-2026-67227

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/rabbitmq/BIT-rabbitmq-2026-67227.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-rabbitmq-2026-67227
Aliases
Published
2026-10-01T09:33:18Z
Modified
2026-10-01T10:11:02Z
Summary
RabbitMQ: Atom exhaustion: to_atom on global-parameter :name
Details

RabbitMQ is a messaging and streaming broker. From 4.0.0 until 4.0.22 and 4.1.14 and 4.2.7 and 4.3.1, Atom exhaustion: toatom on global-parameter :name. resourceexists/2 (and the PUT/DELETE handlers) call rabbitdatacoercion:toatom/1 on the :name URL path segment. toatom/1 uses binarytoatom/2 (unsafe). The endpoint requires policymaker (not management, but below A user with the policymaker tag can crash the node by exhausting the atom table via repeated requests to /api/global-parameters/:name with unique :name Management plugin enabled policymaker tag ~1M HTTP. This issue is fixed in versions 4.0.22 and 4.1.14 and 4.2.7 and 4.3.1.

Database specific 
{
    "cpes":  [
        "cpe:2.3:a:vmware:rabbitmq:*:*:*:*:*:*:*:*"
    ],
    "severity":  "Medium"
}
References

Affected packages

Bitnami / rabbitmq

Package

Name
rabbitmq
Purl
pkg:bitnami/rabbitmq

Severity

  • 5.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
4.0.0
Fixed
4.0.22
Introduced
4.1.0
Fixed
4.1.14
Introduced
4.2.0
Fixed
4.2.7
Introduced
4.3.0
Fixed
4.3.1

Database specific

source 
"https://github.com/bitnami/vulndb/tree/main/data/rabbitmq/BIT-rabbitmq-2026-67227.json"