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CVE-2026-111998NVD
Vulnerability Summary
Vanus 0.8.0 through 0.9.0 contains a default credentials vulnerability that allows unauthenticated remote attackers to gain cluster-admin access by using the hardcoded admin token. Attackers can send the fixed Bearer token to the gateway gRPC proxy port to manage namespaces, eventbuses, users, tokens, and role bindings, and read or publish events.
CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- vanus-labs vanus >= 0.8.0 and <= 0.9.0
- vanus-labs vanus 0.9.0
External References
- https://github.com/vanus-labs/vanus/issues/647
- https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/controller/tenant/controller.go#L449-L500
- https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/primitive/constants.go#L37
- https://www.vulncheck.com/advisories/vanus-0.8.0-through-0.9.0-default-admin-credentials-via-gateway