Vulnerability Description
Redpanda through 26.2.2 binds the Admin API to 0.0.0.0:9644 with admin_api_require_auth defaulting to false, treating unauthenticated requests as superusers. Attackers can reach port 9644 without credentials to create and delete broker accounts, modify cluster configuration, and disrupt partition replication.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/redpanda-data/redpanda
- https://github.com/redpanda-data/redpanda/blob/3cfce474a872090e7c74d14181885f583
- https://github.com/redpanda-data/redpanda/blob/3cfce474a872090e7c74d14181885f583
- https://github.com/redpanda-data/redpanda/issues/30989
- https://www.vulncheck.com/advisories/redpanda-admin-api-unauthenticated-superuse
FAQ
What is CVE-2026-82266?
CVE-2026-82266 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Redpanda through 26.2.2 binds the Admin API to 0.0.0.0:9644 with admin_api_require_auth defaulting to false, treating unauthenticated requests as superusers. Attackers can reach port 9644 without cred...
How severe is CVE-2026-82266?
CVE-2026-82266 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-82266?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.