CVE-2026-7221
TencentCloudBase CloudBase-MCP open-url API Endpoint interactive-server.ts openUrl server-side request forgery
CVSS Score
7.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-918 |
| Vendor | tencentcloudbase |
| Product | cloudbase-mcp |
| Published | Apr 28, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
TencentCloudBase / CloudBase-MCP
2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 2.12 2.13 2.14 2.15 2.16 2.17.0
References
vuldb.com: https://vuldb.com/vuln/359821 vuldb.com: https://vuldb.com/vuln/359821/cti vuldb.com: https://vuldb.com/submit/802230 github.com: https://github.com/TencentCloudBase/CloudBase-MCP/issues/509 github.com: https://github.com/TencentCloudBase/CloudBase-MCP/pull/510 github.com: https://github.com/TencentCloudBase/CloudBase-MCP/commit/3f678a1e7bd400cd76469d61024097d4920dc6b5 github.com: https://github.com/TencentCloudBase/CloudBase-MCP/releases/tag/v2.17.1 github.com: https://github.com/TencentCloudBase/CloudBase-MCP/
Credits
🔍 BruceJin (VulDB User)