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I. Basic Information for CVE-2026-29791
Vulnerability Information

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Vulnerability Title
Agentgateway: Missing parameter sanitization in MCP to OpenAPI conversion
Source: NVD (National Vulnerability Database)
Vulnerability Description
Agentgateway is an open source data plane for agentic AI connectivity within or across any agent framework or environment. Prior to version 0.12.0, when converting MCP tools/call request to OpenAPI request, input path, query, and header values are not sanitized. This issue has been patched in version 0.12.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
agentgateway 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
agentgateway是Agent Gateway开源的一个为AI智能体提供安全、可观测通信连接的软件。 Agentgateway 0.12.0之前版本存在输入验证错误漏洞,该漏洞源于将MCP工具或调用请求转换为OpenAPI请求时未清理输入路径、查询和标头值,可能导致恶意输入被处理。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
agentgatewayagentgateway < 0.12.0 -
II. Public POCs for CVE-2026-29791
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III. Intelligence Information for CVE-2026-29791
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IV. Related Vulnerabilities
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