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Vulnerability record · CVE-2021-22116 · published 8 June 2021

CVE-2021-22116: Vmware rabbitmq uncontrolled resource consumption vulnerability

Vmware · Rabbitmq

RabbitMQ all versions prior to 3.8.16 are prone to a denial of service vulnerability due to improper input validation in AMQP 1.0 client connection endpoint. A malicious user can exploit the vulnerability by sending malicious AMQP messages to the target RabbitMQ instance having the AMQP 1.0 plugin enabled.

7.5 CVSS 3.1 High EPSS 1.4% · top 28.9% CWE-400 · Uncontrolled resource consumptionCWE-20 · Improper input validation
7.5CVSS 3.1 base score, v2 4.3
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

RabbitMQ all versions prior to 3.8.16 are prone to a denial of service vulnerability due to improper input validation in AMQP 1.0 client connection endpoint. A malicious user can exploit the vulnerability by sending malicious AMQP messages to the target RabbitMQ instance having the AMQP 1.0 plugin enabled.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lists.debian.org/debian-lts-announce/2021/07/msg00011.html Mailing ListThird Party Advisory
https://tanzu.vmware.com/security/cve-2021-22116 Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00011.html Mailing ListThird Party Advisory
https://tanzu.vmware.com/security/cve-2021-22116 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2021-22116), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.