High 7.6Published Oct 18, 2026

CVE-2026-112000Vanus 0.8.0 through 0.9.0 Missing Authorization in Gateway Streaming RPCs

Updated under an hour ago (Oct 28, 2026, 7:23 AM ET)

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It affects vanus-labs vanus. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.29%, higher than 21% of scored CVEs.

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Every CVE for vanus-labs vanus

Exploited in the last 30 days

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: 7.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Weakness (CWE): CWE-862
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.29% (percentile 21)
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 21, 2026
First seen by InfoSec Signals: Oct 18, 2026

Affected products

Affected products

vanus-labs vanus vanus_labs:vanus (from the name)	from 0.8.0 through 0.9.0	CNA record

References

References

https://github.com/vanus-labs/vanus/issues/647	issue-tracking
https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/auth/interceptor.go#L35-L40	technical-description
https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/auth/auth.go#L97-L110	technical-description
https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/gateway/proxy/proxy.go#L256-L300	technical-description
https://www.vulncheck.com/advisories/vanus-0.8.0-through-0.9.0-missing-authorization-in-gateway-streaming-rpcs	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.