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CVE-2026-15749— mastergo-design mastergo-magic-mcp mcp__C2d get-c2d.ts execute path traversal

Quick assessment

Affected
mastergo-design mastergo-magic-mcp
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

MasterGo MasterGo Magic MCP是中国MasterGo公司的一款独立的 MCP（模型上下文协议）服务。 MasterGo Magic MCP 0.2.0及之前版本存在路径遍历漏洞，该漏洞源于组件mcp__C2d的文件src/tools/get-c2d.ts中参数filePath操作存在路径遍历问题，可能导致路径遍历攻击。

CVSS 5.3 · Medium EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery

Affected Version Matrix 2

VendorProduct Version RangeStatus
mastergo-design mastergo-magic-mcp 0.1 affected
0.2.0 affected
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I. Basic Information for CVE-2026-15749

Vulnerability Information
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Vulnerability Title
mastergo-design mastergo-magic-mcp mcp__C2d get-c2d.ts execute path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in mastergo-design mastergo-magic-mcp up to 0.2.0. This issue affects the function execute of the file src/tools/get-c2d.ts of the component mcp__C2d. Performing a manipulation of the argument filePath results in path traversal. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
MasterGo Magic MCP 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MasterGo MasterGo Magic MCP是中国MasterGo公司的一款独立的 MCP（模型上下文协议）服务。 MasterGo Magic MCP 0.2.0及之前版本存在路径遍历漏洞，该漏洞源于组件mcp__C2d的文件src/tools/get-c2d.ts中参数filePath操作存在路径遍历问题，可能导致路径遍历攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
mastergo-design mastergo-magic-mcp 0.1 cpe:2.3:a:mastergo-design:mastergo-magic-mcp:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-15749

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III. Intelligence Information for CVE-2026-15749

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Proof of Concept for CVE-2026-15749 (1)

Same Patch Batch · mastergo-design · 2026-07-14 · 3 CVEs total

CVE-2026-15750 6.3 MEDIUM mastergo-design mastergo-magic-mcp mcp__getComponentLink get-component-link.ts z.string se
CVE-2026-15751 5.3 MEDIUM mastergo-design mastergo-magic-mcp mcp__getComponentGenerator component-workflow.md execut

IV. Related Vulnerabilities

Same product: mastergo-magic-mcp
Same vendor: mastergo-design
Same weakness: CWE-22