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.
History

Fri, 23 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 19 Oct 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Vanus-labs
Vanus-labs vanus
Vendors & Products Vanus-labs
Vanus-labs vanus

Sun, 18 Oct 2026 11:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Vanus 0.8.0 through 0.9.0 Missing Authorization in Gateway Streaming RPCs
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 7.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L'}

cvssV4_0

{'score': 7.2, 'vector': '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-18T11:38:25.755Z

Updated: 2026-10-22T02:13:24.964Z

Reserved: 2026-10-18T01:22:31.571Z

Link: CVE-2026-112000

cve-icon Vulnrichment

Updated: 2026-10-22T02:13:19.712Z

cve-icon NVD

Status : Deferred

Published: 2026-10-18T12:17:12.007

Modified: 2026-10-22T03:16:32.820

Link: CVE-2026-112000

cve-icon Redhat

No data.