RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI (sibling of V-11). lines 102/106/110 render peercertsubject / peercertissuer with raw <%= %> and no fmtstring(). RFC4514 backslash-escaping of </> is HTML-inert and bypassable (<img ... //>). Requires non-default config: a stream TLS listener with verifypeer and an attacker-obtainable trusted cert with a malicious Same as the connection.ejs finding, against operators viewing the stream-connection detail rabbitmqstream + rabbitmqstreammanagement enabled with a TLS listener using verifypeer Attacker can obtain a certificate signed by a CA the listener trusts, with attacker-chosen DN An operator views the. This issue is fixed in versions 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00154.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
rabbitmq rabbitmq-server affected
Version Status Constraints
>= 3.13.0, < 3.13.18 affected —
>= 4.0.0, < 4.0.23 affected —
>= 4.1.0, < 4.1.14 affected —
>= 4.2.0, < 4.2.9 affected —
>= 4.3.0, < 4.3.3 affected —

Configuration 1 [-]

OR cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*

No data.

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Vendors Products
Rabbitmq Subscribe
Rabbitmq-server Subscribe

Project Subscriptions

Vendors Products
Broadcom Subscribe
Rabbitmq Server Subscribe
Rabbitmq Subscribe
Rabbitmq-server Subscribe
Advisories
Source ID Title
Ubuntu USN Ubuntu USN USN-8933-1 RabbitMQ Server vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.9 cve-icon cve-icon
https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.3 cve-icon cve-icon
https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-xm9p-57xv-vxwc cve-icon cve-icon
History

Tue, 10 Nov 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 16 Oct 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Broadcom
Broadcom rabbitmq Server
CPEs cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*
Vendors & Products Broadcom
Broadcom rabbitmq Server
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

Sat, 26 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Rabbitmq
Rabbitmq rabbitmq-server
Vendors & Products Rabbitmq
Rabbitmq rabbitmq-server

Fri, 25 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Description RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI (sibling of V-11). lines 102/106/110 render peercertsubject / peercertissuer with raw <%= %> and no fmtstring(). RFC4514 backslash-escaping of </> is HTML-inert and bypassable (<img ... //>). Requires non-default config: a stream TLS listener with verifypeer and an attacker-obtainable trusted cert with a malicious Same as the connection.ejs finding, against operators viewing the stream-connection detail rabbitmqstream + rabbitmqstreammanagement enabled with a TLS listener using verifypeer Attacker can obtain a certificate signed by a CA the listener trusts, with attacker-chosen DN An operator views the. This issue is fixed in versions 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3.
Title RabbitMQ: Stored XSS via TLS peer-certificate DN in stream-management UI
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 7.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-09-25T16:44:11.438Z

Reserved: 2026-07-28T19:50:39.438Z

Link: CVE-2026-67239

cve-icon Vulnrichment

Updated: 2026-09-25T16:44:07.506Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-25T17:17:12.030

Modified: 2026-10-16T16:32:42.213

Link: CVE-2026-67239

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-26T12:15:04Z

Weaknesses