Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : RabbitMQ Server vulnerabilities (USN-8933-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8933-1 advisory. It was discovered that RabbitMQ Server incorrectly handled CORS wildcard origin configuration...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the System.Net.Security process. An attacker can bypass mutual TLS client authentication by presenting an invalid or unauthorized client certificate, potentially gaining unauthorized access to resource...

BIT-RABBITMQ-2026-67231 RabbitMQ: Trust-store whitelist by Issuer+Serial only

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

PT-2026-105179

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verify fun that overrides bad cert, unknown ca / bad cert, selfsigned peer when the presented cert "matches" a whitelisted one. The match key is extract...

SUSE CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231

A flaw was found in RabbitMQ. The trust-store plugin incorrectly validates client certificates by only matching the issuer name and serial number, rather than using the full certificate for path validation. This allows a remote attacker, who knows the issuer name and serial number of a whiteliste...

Linux Distros Unpatched Vulnerability : CVE-2026-67231

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that...

AZL-105290 CVE-2026-67231 affecting package rabbitmq-server for versions less than 3.13.7-10

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

UBUNTU-CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

DEBIAN-CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231 RabbitMQ: Trust-store whitelist by Issuer+Serial only

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231

RabbitMQ (messaging and streaming broker) is vulnerable to a TLS client-authentication bypass in versions prior to 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0. When the trust-store plugin is enabled and used as the verify_fun, the system improperly validates certificates by matching only the Issuer...

CVE-2026-67231 RabbitMQ: Trust-store whitelist by Issuer+Serial only

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231 RabbitMQ: Trust-store whitelist by Issuer+Serial only

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

EUVD-2026-85664

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...

CVE-2026-67231: Improper Certificate Validation

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verifyfun that overrides badcert, unknownca / badcert, selfsignedpeer when the presented cert "matches" a whitelisted one. The match key is extractissuerid/...