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Vulnerabilities

Vulnerability · CVE-2019-11287

Pivotal RabbitMQ, versions 3.7.x prior to 3.7.21 and 3.8.x prior to 3.8.1, and RabbitMQ for Pivotal Platform, 1.16.x versions prior to 1.16.7 and 1.17.x versions prior…

Published Nov 23, 2019 · catalog updated Jun 17, 2026 · rabbitmq server

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2019-11287. EPSS is 4.40%. Act only if a listed version of rabbitmq server is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
4.40%
Remediation
Version ranges on file
Affected products
cpe broadcom/rabbitmq server · cpe debian/debian linux · cpe fedoraproject/fedora · cpe pivotal software/rabbitmq

Pivotal RabbitMQ, versions 3.7.x prior to 3.7.21 and 3.8.x prior to 3.8.1, and RabbitMQ for Pivotal Platform, 1.16.x versions prior to 1.16.7 and 1.17.x versions prior to 1.17.4, contain a web management plugin that is vulnerable to a denial of service attack. The "X-Reason" HTTP Header can be leveraged to insert a malicious Erlang format string that will expand and consume the heap, resulting in the server crashing.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe broadcom/rabbitmq server< 3.8.1
  • cpe debian/debian linux9.0
  • cpe fedoraproject/fedora30
  • cpe pivotal software/rabbitmq< 1.16.7
  • cpe pivotal software/rabbitmq< 1.17.4
  • cpe pivotal software/rabbitmq< 3.7.21

How to fix CVE-2019-11287

  • Upgrade

    CVE-2019-11287 lists a fix boundary at 3.8.1. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 3.8.1

  • Advisory

    Open the inventory_high record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2019-11287. EPSS is 4.40%. Act only if a listed version of rabbitmq server is installed.

Which versions are affected?

Compare what you have installed with broadcom/rabbitmq server < 3.8.1; debian/debian linux 9.0; pivotal software/rabbitmq < 1.16.7; pivotal software/rabbitmq < 1.17.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-134: Format String Vulnerability; CWE-400: Uncontrolled Resource Consumption. EPSS 4.40%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

RabbitMQ security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 23, 2019 · Monitored products — high

    Detected

    Pivotal RabbitMQ, versions 3.7.x prior to 3.7.21 and 3.8.x prior to 3.8.1, and RabbitMQ for Pivotal Platform, 1.16.x versions prior to 1.16.7 and 1.17.x versions prior to 1.17.4, contain a web management plugin that is vulnerable to a denial of service attack. The "X-Reason" HTTP Header can be leveraged to insert a malicious Erlang format string that will expand and consume the heap, resulting in

  2. Jun 17, 2026 · Monitored products — high

    Updated

    Pivotal RabbitMQ, versions 3.7.x prior to 3.7.21 and 3.8.x prior to 3.8.1, and RabbitMQ for Pivotal Platform, 1.16.x versions prior to 1.16.7 and 1.17.x versions prior to 1.17.4, contain a web management plugin that is vulnerable to a denial of service attack. The "X-Reason" HTTP Header can be leveraged to insert a malicious Erlang format string that will expand and consume the heap, resulting in

Sources

  • Monitored products — highVendor advisoryCVE-2019-11287

    Pivotal RabbitMQ, versions 3.7.x prior to 3.7.21 and 3.8.x prior to 3.8.1, and RabbitMQ for Pivotal Platform, 1.16.x versions prior to 1.16.7 and 1.17.x versions prior to 1.17.4, contain a web management plugin that is vulnerable to a denial of service attack. The "X-Reason" HTTP Header can be leveraged to insert a malicious Erlang format string that will expand and consume the heap, resulting in

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Monitored products — highNov 2, 2026