Critical 9.8Published Oct 18, 2026

CVE-2026-111998Vanus 0.8.0 through 0.9.0 Default Admin Credentials via Gateway

Updated under an hour ago (Oct 27, 2026, 3:30 AM ET)

Does this affect you?

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 0.69%, higher than 52% of scored CVEs.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for vanus-labs vanus

Exploited in the last 30 days

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: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-1392
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.69% (percentile 52)
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 19, 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/controller/tenant/controller.go#L449-L500	technical-description
https://github.com/vanus-labs/vanus/blob/v0.9.0/internal/primitive/constants.go#L37	technical-description
https://www.vulncheck.com/advisories/vanus-0.8.0-through-0.9.0-default-admin-credentials-via-gateway	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.