CVE-2026-112000
CVE-2026-112000 · Vanus 0.8.0 through 0.9.0 Missing Authorization in Gateway Streaming RPCs
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Vanus 0.8.0 through 0.9.0 contains a missing authorization vulnerability in the gateway that allows any authenticated user to call Subscribe, Ack, and unregistered methods without permission checks. Attackers can supply another tenant's subscription ID to Subscribe to hijack it, read and acknowledge its events, starve the legitimate consumer, and enumerate cluster users via ListUser.
CVSS 7.2 · High · EPSS 0.3%
- Published
- Updated
Affected products and versions
vanus
- Versions
- ≥ 0.8.0, ≤ 0.9.0: Affected (semver)
No fix published
Original sources
- https://github.com/vanus-labs/vanus/issues/647
- https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/auth/interceptor.go#L35-L40
- https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/auth/auth.go#L97-L110
- https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/proxy/proxy.go#L256-L300
- https://www.vulncheck.com/advisories/vanus-0.8.0-through-0.9.0-missing-authorization-in-gateway-streaming-rpcs
- https://nvd.nist.gov/vuln/detail/CVE-2026-112000