CVE-2026-7221

medium

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.

References

https://vuldb.com/vuln/359821/cti

https://vuldb.com/vuln/359821

https://vuldb.com/submit/802230

https://github.com/TencentCloudBase/CloudBase-MCP/releases/tag/v2.17.1

https://github.com/TencentCloudBase/CloudBase-MCP/pull/510

https://github.com/TencentCloudBase/CloudBase-MCP/issues/509

https://github.com/TencentCloudBase/CloudBase-MCP/commit/3f678a1e7bd400cd76469d61024097d4920dc6b5

https://github.com/TencentCloudBase/CloudBase-MCP/

Details

Source: Mitre, NVD

Published: 2026-04-28

Updated: 2026-04-28

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 7.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Severity: High

CVSS v4

Base Score: 6.9

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00044