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CVE-2026-19268— abdullah1854 MCPGateway Claude Usage Range Endpoint claude-usage.ts getUsageByDateRange command injection

Quick assessment

Affected
abdullah1854 MCPGateway
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.

Abdullah Sarfaraz MCP Gateway是Abdullah Sarfaraz个人开发者的一款模型上下文协议通信网关。 Abdullah Sarfaraz MCP Gateway 549f494a9e363f40530149de324b8097de424230及之前版本存在安全漏洞，该漏洞源于对src/services/claude-usage.ts文件中getUsageByDateRange函数（组件Claude Usage Range Endpoint）的since参数操作不当，可能导

CVSS 6.3 · Medium EPSS 1.82% · P79

Affected Version Matrix 1

VendorProduct Version RangeStatus
abdullah1854 MCPGateway 549f494a9e363f40530149de324b8097de424230 affected
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I. Basic Information for CVE-2026-19268

Vulnerability Information
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Vulnerability Title
abdullah1854 MCPGateway Claude Usage Range Endpoint claude-usage.ts getUsageByDateRange command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in abdullah1854 MCPGateway up to 549f494a9e363f40530149de324b8097de424230. This impacts the function getUsageByDateRange of the file src/services/claude-usage.ts of the component Claude Usage Range Endpoint. The manipulation of the argument since leads to command injection. The attack can be initiated remotely. The exploit is publicly available and might be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. 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:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Abdullah Sarfaraz MCP Gateway 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Abdullah Sarfaraz MCP Gateway是Abdullah Sarfaraz个人开发者的一款模型上下文协议通信网关。 Abdullah Sarfaraz MCP Gateway 549f494a9e363f40530149de324b8097de424230及之前版本存在安全漏洞，该漏洞源于对src/services/claude-usage.ts文件中getUsageByDateRange函数（组件Claude Usage Range Endpoint）的since参数操作不当，可能导
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
abdullah1854 MCPGateway 549f494a9e363f40530149de324b8097de424230 cpe:2.3:a:abdullah1854:mcpgateway:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19268

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III. Intelligence Information for CVE-2026-19268

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Vendor Advisories for CVE-2026-19268 (1)

Proof of Concept for CVE-2026-19268 (2)

News Coverage for CVE-2026-19268 (1)

IV. Related Vulnerabilities

Same weakness: CWE-77

V. Comments for CVE-2026-19268

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