AZL-105293

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Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-105293.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-105293
Upstream
Published
2026-09-25T17:17:11Z
Modified
2026-10-01T14:15:10Z
Summary
CVE-2026-67227 affecting package rabbitmq-server 3.13.7-9
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.

References

Affected packages

Azure Linux:3 / rabbitmq-server

Package

Name
rabbitmq-server
Purl
pkg:rpm/azure-linux/rabbitmq-server

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Last Affected
3.13.7-9

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-105293.json"