EUVD Vulnerability Catalog
EUVD-2026-67797
Severity: CRITICAL
Base Score: 9.3
CVSS Version: 4.0
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 Vector Analysis
Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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Attack Vector (AV): Network
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Attack Complexity (AC): Low
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Attack Requirements (AT): None
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Privileges Required (PR): None
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User Interaction (UI): None
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Vulnerability Confidentiality Impact (VC): High
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Vulnerability Integrity Impact (VI): High
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Vulnerability Availability Impact (VA): High
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Subsequent Confidentiality Impact (SC): None
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Subsequent Integrity Impact (SI): None
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Subsequent Availability Impact (SA): None
Affected Vendors & Systems
Vendor
redpanda-data
References & Advisory Links
- 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
Metadata Profile
Database Authority
European Union Agency for Cybersecurity (ENISA) EUVD
Assigner
VulnCheck
EPSS Probability
0.34
Known Aliases
CVE-2026-82266
GHSA-qp5m-mrqw-6pxr
Published On
2026-08-28
Last Updated
2026-09-01