CVE-2026-66067

Published 23 September 2026 · tracked since 24 September 2026

Description

RabbitMQ is a messaging and streaming broker. Prior to versions 4.2.7 and 4.3.1, The stream open handler calls only check_vhost_access; it omits the node/vhost/user connection-limit checks that rabbit_reader performs for AMQP. A developer %% FIXME comment at the cited line explicitly acknowledges th

References

• NVD — National Vulnerability Database
• CVE.org record (MITRE)
• CISA Known Exploited Vulnerabilities catalog

Latest tracked vulnerabilities

• CVE-2026-100876 MEDIUM 6.3
• CVE-2026-100875 HIGH 7.3
• CVE-2026-100873 MEDIUM 4.3
• CVE-2026-100874 HIGH 7.3
• CVE-2026-101060 HIGH 8.2
• CVE-2026-101061 MEDIUM 4.7
• CVE-2026-101047 MEDIUM 5.3
• CVE-2026-101057 LOW 3.1
• CVE-2026-101058 MEDIUM 6.9
• CVE-2026-101044 HIGH 7.1

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