CVE-2026-66069

A flaw was found in RabbitMQ. A user with a monitoring tag, when the Management plugin is enabled, can reset the per-node authentication-attempt counters. This action, which should be restricted to administrators, allows the monitoring-tagged user to erase evidence of brute-force login attempts...

CVE-2026-67405

A flaw was found in RabbitMQ's Web-MQTT and Web-STOMP handlers. These handlers do not properly validate the Origin header during a WebSocket upgrade. When specific non-default configurations are enabled, such as usehttpauth=true for Web-STOMP or sslcertlogin=true for both plugins, an attacker can...

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...

CVE-2026-67218

A flaw was found in RabbitMQ. A user with management tag and virtual host vhost access, but lacking configure permissions, can exploit a vulnerability in the HTTP API for super-stream creation. This flaw allows the user to bypass permission checks and create persistent cluster-wide resources, suc...

CVE-2026-66079

A flaw was found in RabbitMQ. An unauthenticated network attacker can exploit an issue in the AMQP 1.0 listener by sending a specially crafted 19-byte frame. This causes the system to attempt to build a list of approximately 4 billion empty elements, exhausting heap memory and terminating the...

CVE-2026-66070

A flaw was found in RabbitMQ. When the management plugin is configured with a wildcard Cross-Origin Resource Sharing CORS origin, it incorrectly reflects the attacker's origin and allows credentials. This vulnerability enables a malicious web page to leverage a signed-in administrator's cached...

CVE-2026-67240

A flaw was found in RabbitMQ, a messaging and streaming broker. An authenticated AMQP 1.0 consumer with read and write permissions on a stream queue can exploit a Regular Expression Denial of Service ReDoS vulnerability. This occurs when a crafted LIKE filter is processed, leading to excessive CP...

CVE-2026-67229

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...

CVE-2026-67228

A flaw was found in RabbitMQ. An authorized policymaker can exploit this vulnerability by issuing a large number of requests with distinct component values to the runtime-parameters lookup path. This action coerces attacker-supplied strings into new atoms, eventually exhausting the Erlang atom...

CVE-2026-67224

A flaw was found in RabbitMQ, a messaging and streaming broker. A user with administrator privileges could exploit a path traversal vulnerability in the tracing plugin. By manipulating the name parameter, an attacker could write a .log-suffixed file to arbitrary filesystem paths writable by the...

CVE-2026-67221

A flaw was found in RabbitMQ, a messaging and streaming broker. The AMQP 1.0 shovel component incorrectly stores connection Uniform Resource Identifiers URIs with embedded plaintext passwords. This information can be exposed to an authenticated attacker with monitoring privileges via the...

CVE-2026-66068

A flaw was found in RabbitMQ, a messaging and streaming broker. When the Shovel plugin is enabled with URI-embedded credentials and debug logging is active, the completion of an autodelete shovel can cause decrypted AMQP Advanced Message Queuing Protocol URIs, including usernames and passwords, t...

CVE-2026-66077

A flaw was found in RabbitMQ. This vulnerability, a stored Cross-Site Scripting XSS, exists in the management UI. An attacker who can obtain a trusted TLS client certificate can embed malicious JavaScript in the certificate's Subject Distinguished Name DN. When the TLS listener is configured for...

CVE-2026-66076

A flaw was found in RabbitMQ. An authorization bypass vulnerability allows a management-tagged user to read Raft status, including leader, members, term, and commit index, for quorum queues in inaccessible virtual hosts vhosts. This exposes sensitive cross-tenant queue names and cluster topology...

CVE-2026-67218

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

CVE-2026-66080

RabbitMQ is a messaging and streaming broker. Prior to versions 4.1.11, 4.2.6, and 4.3.0, validatepartitions only checks that the requested partition count is at least 1, with no upper bound. A large count such as lists:seq0, 500000000 allocates roughly 8GB. Preconditions include The...

CVE-2026-66075

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, isauthorized/2 for the /federation-links/.../restart route uses isauthorizedmonitor accepts the monitoring tag, while allowedmethods permits DELETE and deleteresource/2 triggers...

UBUNTU-CVE-2026-66075

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, isauthorized/2 for the /federation-links/.../restart route uses isauthorizedmonitor accepts the monitoring tag, while allowedmethods permits DELETE and deleteresource/2 triggers...

CVE-2026-67224

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...

Linux Distros Unpatched Vulnerability : CVE-2026-66080

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 4.1.11, 4.2.6, and 4.3.0, validatepartitions only checks that the requested partition count is a...