[NEW] [medium] RabbitMQ: Multiple vulnerabilities

mediumCVE-2026-67418 CVE-2026-67419 CVE-2026-67420 CVE-2026-67421

An attacker can exploit multiple vulnerabilities in RabbitMQ to escalate privileges, bypass security measures, disclose confidential information, manipulate data, execute arbitrary code, or create denial-of-service conditions.

CSIRTS triage

vendor: RabbitMQ product: RabbitMQ Privilege escalation Authentication bypass Information disclosure Code injection Remote code execution

What: Multiple vulnerabilities allow attackers to escalate privileges, bypass security, disclose information, manipulate data, execute code, or cause denial of service.
Who is affected: RabbitMQ deployments running unpatched versions.
Urgency: Medium severity; not currently exploited but remediation should be scheduled within normal maintenance windows.
Action: Update RabbitMQ to the patched version addressing CVE-2026-67418, CVE-2026-67419, CVE-2026-67420, and CVE-2026-67421.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: medium
Published: 2026-08-18
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2881

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-67418	coverage & exploitation status	NVD · CVE.org
CVE-2026-67419	coverage & exploitation status	NVD · CVE.org
CVE-2026-67420	coverage & exploitation status	NVD · CVE.org
CVE-2026-67421	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownMultiples vulnérabilités dans les produits VMware (07 septembre 2026)cert-fr-avis

Recent advisories for RabbitMQ

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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medium[NEW] [medium] RabbitMQ Java Client: Multiple vulnerabilitiescert-bund · 2026-08-19