CVE-2019-11287

CVE-2019-11287 affects Pivotal RabbitMQ and RabbitMQ for Pivotal Platform web management plugin. Versions 3.7.x before 3.7.21, 3.8.x before 3.8.1, and 1.16.x before 1.16.7 and 1.17.x before 1.17.4 are vulnerable. The vulnerability allows a crafted X-Reason HTTP header to inject a malicious Erlang...

CVE-2019-11291

CVE-2019-11291 affects Pivotal RabbitMQ: 3.7.x before 3.7.20, 3.8.x before 3.8.1, and RabbitMQ for PCF (1.16.x before 1.16.7, 1.17.x before 1.17.4). The underlying issue is improper sanitization of input in the federation and shovel endpoints, enabling a remote authenticated attacker with adminis...

CVE-2026-57219

RabbitMQ suffers an unauthenticated disclosure vulnerability in the management API: the obsolete GET /api/auth endpoint can reveal the OAuth 2 client secret on installations configured with management.oauth_client_secret prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6. The issue arises when ...

CVE-2026-44838

RabbitMQ MQTT plugin contains a permission bypass vulnerability: topic-level authorization uses user-supplied client_id substituted into a regex pattern without escaping. From 4.2.0 up to before 4.2.4, an authenticated MQTT user could inject regex operators to bypass topic restrictions. The issue...

CVE-2025-50200

CVE-2025-50200 affects RabbitMQ Server prior to 4.0.8, where the software logs HTTP Basic Auth headers in plaintext (base64-encoded user:pass) from requests to the management API. Affected: RabbitMQ Server versions

CVE-2022-31008

CVE-2022-31008 affects RabbitMQ where the shovel and federation plugins obfuscate URI state using an encryption key seeded with a predictable secret. This can, under certain plugin-related exceptions, reveal deobfuscatable data in node logs. Patched versions are 3.10.2, 3.9.18, and 3.8.32. If upg...

CVE-2026-57221

RabbitMQ vulnerability CVE-2026-57221 affects passive queue.declare and exchange.declare operations in AMQP 0-9-1. Prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6, authenticated users who can connect to a virtual host could enumerate queue and exchange names and read queue message and consum...

CVE-2026-67227

RabbitMQ messaging and streaming brokers are vulnerable to an atom exhaustion flaw in versions 4.0.0 through 4.0.22 , 4.1.14 , 4.2.7 , and 4.3.1 . The issue stems from the rabbitdatacoercion:toatom/1 function using an unsafe binarytoatom/2 operation on the :name URL path segment within resourceex...

CVE-2016-9877

CVE-2016-9877 affects Pivotal RabbitMQ 3.x (before 3.5.8) and 3.6.x (before 3.6.6), and RabbitMQ for PCF 1.5.x (before 1.5.20), 1.6.x (before 1.6.12), and 1.7.x (before 1.7.7). The issue allows MQTT authentication to succeed when a username is provided but the password is omitted from the connect...

CVE-2026-44839

RabbitMQ vulnerability (CVE-2026-44839) affects the RabbitMQ server management UI due to unsanitized vhost names, enabling cross-site scripting. Affected versions are 3.7.0 up to but not including 4.1.2 and 4.0.13. The issue is fixed in 4.1.2 and 4.0.13. No exploitation status is provided in the ...

CVE-2026-57215

RabbitMQ vulnerability CVE-2026-57215 affects the broker’s binding logic for amq.rabbitmq.reply-to destinations. Before fixes, volatile direct-reply-to queues could be bound and routed even if not properly checked by Khepri-backed deletion checks, leaving persistent route entries after unbind. Af...

CVE-2017-4966

CVE-2017-4966 affects RabbitMQ server and RabbitMQ for PCF. The vulnerability is in the RabbitMQ management UI , which stores signed-in user credentials in the browser’s localStorage with no expiration, enabling retrieval via a chained attack. Affected versions include all 3.4.x, all 3.5.x, and 3...

CVE-2026-67224

RabbitMQ, a messaging and streaming broker, is vulnerable to a path traversal flaw in its tracing plugin prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1. The trace consumer fails to apply a safe_relative_path check when constructing output paths from the Name parameter in PUT /api/tra...

CVE-2021-22117

RabbitMQ on Windows prior to version 3.8.16 is vulnerable: the installer does not harden the plugin directory permissions, so an attacker with sufficient local filesystem access can add arbitrary plugins and potentially achieve code execution on the running server. Affected component is the Windo...

CVE-2014-9649

CVE-2014-9649 is a cross-site scripting (XSS) vulnerability in the RabbitMQ management plugin. The issue occurs in the /api/ path handling during error messages, allowing a remote attacker to inject arbitrary web script or HTML. Affected are RabbitMQ versions from 2.1.0 up to 3.4.x before 3.4.1. ...

CVE-2017-4965

CVE-2017-4965: Several forms in the RabbitMQ management UI are vulnerable to XSS in affected releases (RabbitMQ: 3.4.x, 3.5.x, 3.6.x before 3.6.9; RabbitMQ for PCF: 1.5.x, 1.6.x before 1.6.18, 1.7.x before 1.7.15). Debian DLA-2710 lists this alongside CVEs 4966/4967 with a fix for 3.6.6-1+deb9u1;...

CVE-2026-57217

RabbitMQ topic authorization vulnerability (CVE-2026-57217) affects multiple release lines. Before versions 3.13.15, 4.0.21, 4.1.11, and 4.2.6, topic-permission lookup errors during metadata-store failures from Khepri can collapse to undefined, which the internal backend may treat as allow, poten...

CVE-2026-57216

CVE-2026-57216 affects RabbitMQ server prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6. The issue occurs when authentication via AMQP 0-9-1, AMQP 1.0, or Stream Protocol allows a loopback-restricted user (e.g., guest) to connect remotely if traffic is accepted through a trusted PROXY-protoco...

CVE-2014-9650

RabbitMQ server (versions 2.1.0–3.4.x, before 3.4.1) contains a CRLF injection vulnerability in the management plugin. The /api/definitions download parameter can inject arbitrary HTTP headers, enabling HTTP response splitting. This remote issue could expose or affect data in responses; no exploi...

CVE-2017-4967

CVE-2017-4967 : RabbitMQ and RabbitMQ for PCF have multiple forms in the management UI vulnerable to XSS across 3.4.x, 3.5.x, and 3.6.x prior to 3.6.9 (and related PCF versions). The root cause is unsanitized input in management UI forms, enabling cross-site scripting. Impact is limited to the ma...

CVE-2020-5419

RabbitMQ 3.8.x before 3.8.7 on Windows is vulnerable to a Windows-specific binary planting flaw that enables local arbitrary code execution. An attacker with write privileges to the RabbitMQ installation directory and local access can perform a local binary hijack to run code on the system. Remed...

CVE-2026-57211

CVE-2026-57211 affects RabbitMQ on Windows where the management plugin’s static file handler (rabbit_mgmt_wm_static) can pass URL-encoded backslashes to erl_prim_loader:read_file_info before path validation when multiple management extension plugins are enabled. This leads to outbound DNS and SMB...

CVE-2026-57213

RabbitMQ’s rabbitmq_federation_management plugin is vulnerable to stored XSS on the Federation Status page because consumer_tag is rendered without HTML escaping. Prior to the fixed releases (3.13.14, 4.0.19, 4.1.10, 4.2.5), a user who can configure a federation upstream or policy could inject co...

CVE-2026-57212

CVE-2026-57212 – RabbitMQ management HTTP API oversized request bodies . The issue affects RabbitMQ’s management HTTP API, where oversized valid JSON bodies can be accepted on the with_decode and direct_request paths because read_complete_body checks the accumulated size before the final chunk bu...

CVE-2026-57214

This CVE affects RabbitMQ’s management UI prior to version 4.2.5. The vulnerability arises when the management UI renders the x-internal-purpose queue or exchange argument into an HTML title attribute without proper escaping on the Queues and Exchanges pages, enabling stored cross-site scripting ...

CVE-2026-67223

The messaging and streaming broker RabbitMQ is vulnerable to an LDAP injection flaw because the fill/2 function substitutes ${username} into user_dn_pattern without proper RFC 4514 DN escaping . A crafted username can alter the LDAP bind DN , potentially allowing an attacker to select a different...

CVE-2026-57220

RabbitMQ (server) prior to 4.2.6 is vulnerable in the stream listener: during authentication and before Tune negotiation, it does not enforce the configured stream frame-size limit. An unauthenticated remote client can declare oversized frame lengths, potentially exhausting broker memory via rabb...

CVE-2026-67221

RabbitMQ is a messaging and streaming broker vulnerable to the exposure of plaintext passwords in AMQP 1.0 shovels . In versions prior to 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0 , the system fails to remove credentials from the connection URI before storage, unlike the AMQP 0-9-1 shovel. This a...

CVE-2026-57218

RabbitMQ AMQP 0-9-1 vulnerability (CVE-2026-57218) allows an existing consumer to continue receiving messages after OAuth token expiry or update_secret refresh, due to channel user state changes not triggering reauthorization at delivery time. Root cause: existing consumers are not canceled or re...

CVE-2026-67404

RabbitMQ (messaging and streaming broker) is vulnerable to a security bypass in versions prior to 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0 . The root cause is that ssl_options/1 falls back to [{verify, verify_none}] without warning when no CA bundle is available. If the OAuth2 plugin is active w...

CVE-2026-66075

A messaging and streaming broker, RabbitMQ , is vulnerable to an authorization flaw when the rabbitmq_federation and rabbitmq_federation_management plugins are enabled. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1 , the is_authorized/2 function for the /federation-links/.../restart...

CVE-2026-67222

The messaging and streaming broker RabbitMQ is vulnerable to a Denial of Service (DoS) attack in versions 3.13.0 through 3.13.14 , 4.0.0 through 4.0.19 , 4.1.0 through 4.1.10 , and 4.2.0 through 4.2.5 . The root cause is that the mechanisms/1 function applies list_to_atom/1 to every colon-delimit...

CVE-2026-66068

The RabbitMQ messaging and streaming broker contains a vulnerability in the Shovel plugin prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0. When DEBUG logging is enabled, the system fails to redact the uris field during the completion of an autodelete shovel (src-delete-after = N). Spe...

CVE-2026-67405

RabbitMQ messaging and streaming broker is vulnerable to a Cross-Site WebSocket Hijacking (CSWSH) flaw in its Web-MQTT and Web-STOMP handlers. The vulnerability exists because these handlers fail to validate the Origin header during a WebSocket upgrade. If non-default configurations are enabled—s...

CVE-2026-67415

The RabbitMQ messaging and streaming broker is vulnerable to a Denial of Service (DoS) condition in versions 4.2.0 until 4.2.9 and 4.3.3 . The root cause is located in the Shovel parameter parser , which converts attacker-controlled runtime values into non-garbage-collected Erlang atoms before pe...

CVE-2026-67409

The messaging broker RabbitMQ is vulnerable to a Denial of Service (DoS) attack (CWE-252) in versions 3.13.0 through 4.3.3, 4.2.9, 4.1.14, 4.0.23, and 3.13.18. The root cause is that the JWKS key fetching mechanism in uaajwt.erl fails to validate the HTTP response status code when downloading sig...

CVE-2026-67406

The messaging and streaming broker RabbitMQ is vulnerable in versions prior to 4.3.3, 4.2.9, 4.1.14, and 4.0.23 . The root cause is that Shovel worker genserver processes fail to implement the formatstatus/2 callback. Consequently, when these processes crash—often due to network partitions or con...

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-2026-67410

RabbitMQ, a messaging and streaming broker, is vulnerable to an OAuth2 Client Secret exposure (CWE-200) in versions 4.2.0 until 4.3.3 and 4.2.9 . When OAuth2 authentication is enabled for the Management UI using a flow that requires a client secret, the oauthclientsecret configuration value is in...

CVE-2026-67241

A flaw in rabbitmq-server allows an authenticated user to bypass access controls and perform unauthorized message routing . Specifically, the AMQP 1.0 management exchange.declare operation fails to verify write permissions for the specified alternate-exchange . This allows an attacker with config...

CVE-2026-67412

The RabbitMQ messaging and streaming broker is vulnerable to a cross-vhost authorization bypass in its Federation upstream feature. Specifically, the system validates the upstream URI without enforcing vhost-access checks. This allows a policymaker with privileges on one vhost to read and drain (...

CVE-2026-66070

RabbitMQ is a messaging and streaming broker containing a vulnerability in the rabbit_mgmt_cors.erl component. Prior to versions 3.13.17, 4.0.22, 4.1.13, and 4.2.6 , the match_origin/1 function incorrectly reflected the request Origin while allowing credentials when a wildcard (*) was configured....

CVE-2026-67242

The rabbitmq-server messaging broker contains an authentication bypass vulnerability in versions 4.2.0 through 4.2.8 and 4.3.3 . When configured with OAuth 2.0 authentication, the software fails to properly validate token expiration timestamps if they are represented as floating-point numbers (pe...

CVE-2026-66074

A Regular Expression Denial of Service (ReDoS) vulnerability exists in RabbitMQ prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0 . The flaw occurs because the match_value/3 function passes a user-supplied ?name= regular expression to re:run without a match_limit option, executing it on...

CVE-2026-67235

The messaging and streaming broker RabbitMQ is vulnerable to a memory exhaustion flaw in versions prior to 4.3.0, 4.2.6, 4.1.11, 4.0.20, and 3.13.15 . The AMQP 0-9-1 protocol's body assembly process fails to validate the BodySize content-header against max_message_size until assembly is complete....

CVE-2026-67411

The RabbitMQ messaging and streaming broker is vulnerable to a loopback-only user permission bypass in versions 3.13.0 to 3.13.18, 4.0.23, 4.1.14, 4.2.9, and 4.3.3. When deployed behind a trusted PROXY Protocol frontend, native MQTT and MQTT over WebSocket can lose the proxy-derived client addres...

CVE-2026-66079

Prior to versions 3.13.15 , 4.0.20 , 4.1.11 , and 4.2.6 , RabbitMQ is vulnerable to a Denial of Service (DoS) attack due to an issue in the parse_array_primitive/2 function. The parser incorrectly handles constructor 0x45 (list0) , returning an element with a byte-width of zero. This allows an un...

CVE-2026-67218

RabbitMQ messaging and streaming broker versions prior to 4.0.22, 4.1.11, 4.2.6, and 4.3.0 are vulnerable to a privilege escalation flaw. The accept_content/2 function in the HTTP handler calls rabbit_stream_manager:create_super_stream/... without invoking the necessary permission check (rabbit_s...

CVE-2026-67219

RabbitMQ is affected by a vulnerability where the add_binding/3 function fails to impose an upper bound on the routing key integer weight N in the consistent-hash exchange plugin. Because validate_binding/2 only ensures N >= 1 , an attacker with write permissions on a consistent-hash exchange ...

CVE-2026-67232

RabbitMQ is vulnerable to a decompression bomb attack in the rabbitmq_web_mqtt plugin prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0. The flaw exists because the cowboy WebSocket handler enables permessage-deflate negotiation without setting a max_frame_size, allowing cowlib to call ...