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 comp…

A server-side request forgery vulnerability (CVE-2026-7221) was discovered in TencentCloudBase CloudBase-MCP versions up to 2.17.0. The vulnerability affects the openUrl function in the open-url API endpoint, where manipulation of the req.body.url parameter allows for SSRF attacks. The vulnerability can be exploited remotely and the exploit has been made public. The issue is fixed in version 2.17.1 with patch 3f678a1e7bd400cd76469d61024097d4920dc6b5. Users are recommended to upgrade immediately to the patched version.