CVE-2026-7221

HIGH

TencentCloudBase CloudBase-MCP open-url API Endpoint interactive-server.ts openUrl server-side request forgery

Title source: cna

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 (8)

[Vdb Entry, Technical Description] https://vuldb.com/vuln/359821

[Signature, Permissions Required] https://vuldb.com/vuln/359821/cti

[Third Party Advisory] https://vuldb.com/submit/802230

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

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

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

View Patch ZIP pw:eip

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

[Product] https://github.com/TencentCloudBase/CloudBase-MCP/

Scores

CVSS v3 7.3

EPSS 0.0004

EPSS Percentile 13.4%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-918

Status published

Products (19)

TencentCloudBase/CloudBase-MCP 2.0

TencentCloudBase/CloudBase-MCP 2.1

TencentCloudBase/CloudBase-MCP 2.10

TencentCloudBase/CloudBase-MCP 2.11

TencentCloudBase/CloudBase-MCP 2.12

TencentCloudBase/CloudBase-MCP 2.13

TencentCloudBase/CloudBase-MCP 2.14

TencentCloudBase/CloudBase-MCP 2.15

TencentCloudBase/CloudBase-MCP 2.16

TencentCloudBase/CloudBase-MCP 2.17.0

... and 9 more

Published Apr 28, 2026

Tracked Since Apr 28, 2026