Description
UnicomAI Wanwu through 0.6.5 contains an authorization bypass vulnerability that allows authenticated users to mint AppKeys bound to other users' MCP servers via POST /v1/appspace/app/key. Attackers supplying a victim's MCP server UUID with appType mcpserver can open MCP sessions and invoke the server's tools using the victim's upstream authentication.
Published: 2026-10-11
Score: 2.3 Low
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 11 Oct 2026 13:45:00 +0000

Type Values Removed Values Added
Description UnicomAI Wanwu through 0.6.5 contains an authorization bypass vulnerability that allows authenticated users to mint AppKeys bound to other users' MCP servers via POST /v1/appspace/app/key. Attackers supplying a victim's MCP server UUID with appType mcpserver can open MCP sessions and invoke the server's tools using the victim's upstream authentication.
Title UnicomAI Wanwu through 0.6.5 Authorization Bypass via /v1/appspace/app/key AppKey Minting
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-11T13:26:04.558Z

Reserved: 2026-10-11T13:02:08.334Z

Link: CVE-2026-108856

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-11T14:17:05.370

Modified: 2026-10-11T14:17:05.370

Link: CVE-2026-108856

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-11T15:00:12Z

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key