EUVD-2026-85650

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, addvhost/2 calls rabbitdatacoercion:atomizekeys/1 the unsafe variant using binarytoatom on the vhost metadata map. The 20 MB management body limit fits 1M+ short keys. Admin-only. An...

CVE-2026-67229 RabbitMQ: Admin-only atom exhaustion: atomize_keys on vhost metadata

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, addvhost/2 calls rabbitdatacoercion:atomizekeys/1 the unsafe variant using binarytoatom on the vhost metadata map. The 20 MB management body limit fits 1M+ short keys. Admin-only. An...

CVE-2026-67229 RabbitMQ: Admin-only atom exhaustion: atomize_keys on vhost metadata

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, addvhost/2 calls rabbitdatacoercion:atomizekeys/1 the unsafe variant using binarytoatom on the vhost metadata map. The 20 MB management body limit fits 1M+ short keys. Admin-only. An...

EUVD-2026-85629

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1, The trace consumer constructs the output path as filename:joinTraceDir, Name ++ ".log" where Name comes from PUT /api/traces/:vhost/:name. No saferelativepath / traversal check is applied on...

CVE-2026-66076 RabbitMQ: Cross-vhost quorum-queue status and stream tracking disclosure

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, isauthorized/2 calls rabbitmgmtutil:isauthorized/2, which checks only the management tag, instead of isauthorizedvhost/2. The /api/queues/quorum/:vhost/:queue/status handler reads the vhost...

CVE-2026-66076 RabbitMQ: Cross-vhost quorum-queue status and stream tracking disclosure

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, isauthorized/2 calls rabbitmgmtutil:isauthorized/2, which checks only the management tag, instead of isauthorizedvhost/2. The /api/queues/quorum/:vhost/:queue/status handler reads the vhost...

CVE-2026-66076 RabbitMQ: Cross-vhost quorum-queue status and stream tracking disclosure

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, isauthorized/2 calls rabbitmgmtutil:isauthorized/2, which checks only the management tag, instead of isauthorizedvhost/2. The /api/queues/quorum/:vhost/:queue/status handler reads the vhost...

PT-2026-97565

Name of the Vulnerable Software and Affected Versions RabbitMQ versions prior to 3.13.15 RabbitMQ versions prior to 4.0.20 RabbitMQ versions prior to 4.1.11 RabbitMQ versions prior to 4.2.6 RabbitMQ versions prior to 4.3.1 Description An issue exists in the trace consumer where the output path is...

CVE-2026-67224: Improper Limitation of a Pathname to a Restricted Directory

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1, The trace consumer constructs the output path as filename:joinTraceDir, Name ++ ".log" where Name comes from PUT /api/traces/:vhost/:name. No saferelativepath / traversal check is applied on...

CVE-2026-67229: Uncontrolled Resource Consumption

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, addvhost/2 calls rabbitdatacoercion:atomizekeys/1 the unsafe variant using binarytoatom on the vhost metadata map. The 20 MB management body limit fits 1M+ short keys. Admin-only. An...

PT-2026-97582

Name of the Vulnerable Software and Affected Versions RabbitMQ versions prior to 3.13.15 RabbitMQ versions prior to 4.0.20 RabbitMQ versions prior to 4.1.11 RabbitMQ versions prior to 4.2.6 RabbitMQ versions prior to 4.3.0 Description An administrator with the required tags can crash the node in ...

CVE-2026-88009

A flaw was found in Traefik, an open source HTTP reverse proxy and load balancer. This vulnerability allows a remote attacker to bypass security controls by sending a specially crafted HTTP/1 request. The request target is incorrectly processed, leading to cross-vhost routing bypass, path-scoped...

RockyLinux 9 : kernel (RLSA-2026:67470)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:67470 advisory. kernel: vhost: move vdpa group bound check to vhostvdpa CVE-2026-43248 kernel: security/keys: fix missed RCU read section on lookup CVE-2026-64015 kerne...

AlmaLinux 9 : kernel (ALSA-2026:67470)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:67470 advisory. kernel: vhost: move vdpa group bound check to vhostvdpa CVE-2026-43248 kernel: security/keys: fix missed RCU read section on lookup CVE-2026-64015 kernel...

RabbitMQ: RabbitMQ: Denial of Service via admin-only atom exhaustion from crafted vhost metadata

A flaw was found in RabbitMQ, a messaging and streaming broker. An administrator with appropriate privileges can trigger a Denial of Service DoS by importing a specially crafted definitions file. This file, containing a large number of unique metadata keys, causes the system to exhaust its atom...

rabbitmq-server: RabbitMQ: Unsanitized vhost names allow for XSS in management UI

A flaw was found in RabbitMQ, a messaging and streaming broker. Unsanitized virtual host names allow for XSS in the the management UI pages that list virtual hosts if the attacker manages to find a way to force a virtual host to restart. This vulnerability requires high privileges and user...

rabbitmq-server: RabbitMQ: Unauthorized cross-vhost message access via missing Federation upstream authorization

A flaw was found in RabbitMQ. The Federation feature fails to enforce virtual host vhost authorization checks when validating upstream connections. An authenticated user with policy configuration privileges in one vhost can exploit this flaw by targeting another vhost where they lack permissions...

RHEL 9 : kernel (RHSA-2026:67470)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:67470 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vhost: move vdpa group bound...

ALSA-2026:67470 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vhost: move vdpa group bound check to vhostvdpa CVE-2026-43248 kernel: security/keys: fix missed RCU read section on lookup CVE-2026-64015 kernel: octeontx2-af: validate body pcifunc in...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vhost: move vdpa group bound check to vhostvdpa CVE-2026-43248 kernel: security/keys: fix missed RCU read section on lookup CVE-2026-64015 kernel: octeontx2-af: validate body pcifunc in...