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rabbitmq-server: RabbitMQ: Denial of Service via JMS topic exchange atom exhaustion

🗓️ 15 Sep 2026 13:31:52Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Authenticated low-privilege user can cause DoS in RabbitMQ via JMS topic atom exhaustion.

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Packages
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-67220
23 Sep 202620:06
–cve
cvelist
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CVE-2026-67220 RabbitMQ: JMS topic exchange erl_scan atom exhaustion
23 Sep 202620:06
–cvelist
debiancve
Debian CVE
CVE-2026-67220
23 Sep 202620:06
–debiancve
euvd
EUVD
EUVD-2026-85630
23 Sep 202620:06
–euvd
nvd
NVD
CVE-2026-67220
23 Sep 202621:17
–nvd
osv
OSV
DEBIAN-CVE-2026-67220
23 Sep 202621:17
–osv
osv
OSV
UBUNTU-CVE-2026-67220
24 Sep 202600:00
–osv
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-67220: Uncontrolled Resource Consumption
23 Sep 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-67220
24 Sep 202613:41
–redhatcve
redhat
RedHat Linux
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
15 Sep 202613:31
–redhat
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64rabbitmq-server4.34.3.6-1.hum1rabbitmq-server4.3-4.3.6-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64rabbitmq-server4.34.3.6-1.hum1rabbitmq-server4.3-4.3.6-1.hum1.x86_64.rpm

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25 Sep 2026 04:00Current
5.7Medium risk
Vulners AI Score5.7
CVSS 46
EPSS0.00289
SSVC
4