漏洞信息
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Vulnerability Title
ChatCLI before v1.215.2 Origin Validation Error via Unvalidated MCP OAuth Resource Indicator
Vulnerability Description
ChatCLI before v1.215.2 contains an improper validation vulnerability in the MCP OAuth login flow that uses server-supplied Protected Resource Metadata as the resource indicator without checking it matches the configured server URL. A malicious MCP server can declare another resource on the same authorization server, obtain the user's bearer token for it, and replay that token against the other resource.
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Vulnerability Type
源验证错误