CVE-2026-82266
Redpanda Admin API Unauthenticated Superuser Access via Default Configuration
CVSS 4.0 9.3 CRITICALCVSS 3.1 9.8 CRITICALCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-82266
PublishedRedpanda 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.
Read the publisher's advisoryAffected versions, risk and source history
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CVE-2026-82266 · CVE overview and exploitation status
cve-program · CVE-2026-82266
- https://github.com/redpanda-data/redpanda/issues/30989
- https://github.com/redpanda-data/redpanda
- https://github.com/redpanda-data/redpanda/blob/3cfce474a872090e7c74d14181885f5838c54cf2/conf/redpanda.yaml
- https://github.com/redpanda-data/redpanda/blob/3cfce474a872090e7c74d14181885f5838c54cf2/src/v/security/request_auth.cc
- https://www.vulncheck.com/advisories/redpanda-admin-api-unauthenticated-superuser-access-via-default-configuration
Related changes
Linked by CVE identifierNo related changes are available here.