Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-57218— RabbitMQ: AMQP 0-9-1 in combination with OAuth 2: consumer persistence can lead to post-revocation message disclosure

Quick assessment

Affected
rabbitmq rabbitmq-server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

RabbitMQ rabbitmq-server是RabbitMQ组织的消息队列中间件。 RabbitMQ rabbitmq-server 4.2.6之前版本存在授权问题漏洞，该漏洞源于授权问题，可能导致现有消费者在OAuth令牌过期或连接.secret刷新到减少范围后继续接收消息。

AI Predicted 5.9 Difficulty: Easy EPSS 0.35% · P27

Possible ATT&CK Techniques 1 AI

T1133 · External Remote Services

Affected Version Matrix 1

VendorProduct Version RangeStatus
rabbitmq rabbitmq-server >= 4.2.0, < 4.2.6 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-57218

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
RabbitMQ: AMQP 0-9-1 in combination with OAuth 2: consumer persistence can lead to post-revocation message disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
RabbitMQ is a messaging and streaming broker. Prior to 4.2.6, RabbitMQ AMQP 0-9-1 allows an existing consumer to keep receiving messages after OAuth token expiry or connection.update_secret refresh to reduced scopes because existing consumers are not canceled or reauthorized at delivery time after the channel user state changes. This issue is fixed in version 4.2.6.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
rabbitmq-server 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
RabbitMQ rabbitmq-server是RabbitMQ组织的消息队列中间件。 RabbitMQ rabbitmq-server 4.2.6之前版本存在授权问题漏洞，该漏洞源于授权问题，可能导致现有消费者在OAuth令牌过期或连接.secret刷新到减少范围后继续接收消息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
rabbitmq rabbitmq-server >= 4.2.0, < 4.2.6 -

II. Public POCs for CVE-2026-57218

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-57218

请登录查看更多情报信息。

Patches & Fixes for CVE-2026-57218 (4)

Vendor Advisories for CVE-2026-57218 (1)

Vendor Pages for CVE-2026-57218 (1)

Same Patch Batch · rabbitmq · 2026-07-10 · 11 CVEs total

CVE-2026-57219 8.7 HIGH RabbitMQ: Unauthenticated disclosure of OAuth client credentials via an HTTP API endpoint
CVE-2026-57220 7.5 HIGH RabbitMQ: Stream listener does not enforce configured frame-size limit during authenticati
CVE-2026-57216 6.8 MEDIUM RabbitMQ: AMQP 1.0, AMQP 0-9-1, Stream Protocol loopback enforcement can lead to remote gu
CVE-2026-57211 6.5 MEDIUM RabbitMQ: UNC SSRF affecting the management UI on Windows
CVE-2026-57214 RabbitMQ: Stored XSS in RabbitMQ management UI
CVE-2026-57213 RabbitMQ: Stored XSS federation management plugin via unsanitized consumer_tag rendering
CVE-2026-57217 RabbitMQ: Topic authorization can lead to cross-tenant routing-key bypass
CVE-2026-57212 RabbitMQ management HTTP API accepts request bodies larger than configured max_http_body_s
CVE-2026-57215 RabbitMQ: Direct-reply-to binding persistence can lead to unauthorized reply-channel injec
CVE-2026-57221 RabbitMQ: Passive queue/exchange declaration bypasses authorization checks, leaking queue

IV. Related Vulnerabilities

Same product: rabbitmq-server
Same vendor: rabbitmq
Same weakness: CWE-863

V. Comments for CVE-2026-57218

No comments yet

Leave a comment