CVE-2026-7221

Summary

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.

Affected Software

Weaknesses

• CWE-918: Server-Side Request Forgery

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

References

• https://vuldb.com/vuln/359821
• https://vuldb.com/vuln/359821/cti
• https://vuldb.com/submit/802230
• https://github.com/TencentCloudBase/CloudBase-MCP/issues/509
• https://github.com/TencentCloudBase/CloudBase-MCP/pull/510
• https://github.com/TencentCloudBase/CloudBase-MCP/commit/3f678a1e7bd400cd76469d61024097d4920dc6b5
• https://github.com/TencentCloudBase/CloudBase-MCP/releases/tag/v2.17.1
• https://github.com/TencentCloudBase/CloudBase-MCP/

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