CVE-2026-66079 is listed by USN-8933-1: RabbitMQ Server vulnerabilities.

Code

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No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Oct 15, 2026 · Ubuntu Security Notices

   Detected

   CVE-2026-66079 is listed by USN-8933-1: RabbitMQ Server vulnerabilities.

Sources

• CVE.orgVulnerability recordCVE-2026-66079

  Official CVE identifier

  cve.org
• Ubuntu Security NoticesVendor advisoryCVE-2026-66079

  It was discovered that RabbitMQ Server incorrectly handled CORS wildcard origin configuration. An attacker could possibly use this issue to cause a cross-site request forgery attack. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS,

  ubuntu.com