CVE-2026-112000: high-severity vulnerability in vanus-labs vanus
Vanus 0.8.0 through 0.9.0 Missing Authorization in Gateway Streaming RPCs
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.2epss 0.3%
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N
Affected products
vanus-labs · vanusRelated CVEs — vanus-labs vanus
In the same product, most dangerous first.
References
https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/auth/auth.go#L97-L110https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/auth/interceptor.go#L35-L40https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/proxy/proxy.go#L256-L300https://github.com/vanus-labs/vanus/issues/647https://www.vulncheck.com/advisories/vanus-0.8.0-through-0.9.0-missing-authorization-in-gateway-streaming-rpcs