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I. Basic Information for CVE-2026-7221
Vulnerability Information

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Vulnerability Title
TencentCloudBase CloudBase-MCP open-url API Endpoint interactive-server.ts openUrl server-side request forgery
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in TencentCloudBase CloudBase-MCP up to 2.17.0. Affected is the function openUrl of the file mcp/src/interactive-server.ts of the component open-url API Endpoint. The manipulation of the argument req.body.url results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version 2.17.1 is able to address this issue. The patch is identified as 3f678a1e7bd400cd76469d61024097d4920dc6b5. It is recommended to upgrade the affected component.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
TencentCloudBaseCloudBase-MCP 2.0 -
II. Public POCs for CVE-2026-7221
#POC DescriptionSource LinkShenlong Link
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Qwen3.6-35B-A3B · 11025 chars
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III. Intelligence Information for CVE-2026-7221
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IV. Related Vulnerabilities
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