Missing Authorization Vulnerability in UnicomAI Wanwu Product
CVE-2026-108855

5.3MEDIUM

Key Information:

Vendor

Unicomai

Status
Wanwu
Vendor
CVE Published:
11 October 2026

What is CVE-2026-108855?

UnicomAI Wanwu through version 0.6.5 is susceptible to a missing authorization vulnerability, allowing authenticated users to revoke AppKeys belonging to other users through the unpublish endpoint. Attackers can exploit this flaw to provide a target appId and appType from the exploration marketplace and delete api_key records across organizations. This malicious action effectively cuts off access for various clients using the MCP and OpenAPI, posing a significant risk to application security.

Affected Version(s)

Wanwu 0 <= 0.6.5

References

https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/unicomai-wanwu-...
third-party-advisory
https://github.com/UnicomAI/wanwu/blob/v0.6.5/internal/ap...
technical-description
https://github.com/UnicomAI/wanwu
product

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

hieuPenguinnn
.