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I. Basic Information for CVE-2026-5323
Vulnerability Information

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Vulnerability Title
priyankark a11y-mcp index.js A11yServer server-side request forgery
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in priyankark a11y-mcp up to 1.0.5. This vulnerability affects the function A11yServer of the file src/index.js. The manipulation results in server-side request forgery. The attack must be initiated from a local position. The exploit has been made public and could be used. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. Upgrading to version 1.0.6 is able to resolve this issue. The patch is identified as e3e11c9e8482bd06b82fd9fced67be4856f0dffc. It is recommended to upgrade the affected component. The vendor acknowledged the issue but provides additional context for the CVSS rating: "a11y-mcp is a local stdio MCP server - it has no HTTP endpoint and is not network-accessible. The caller is always the local user or an LLM acting on their behalf with user approval."
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
A11y MCP Server 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
A11y MCP Server是Priyankar Kumar个人开发者的一个网页无障碍检测工具。 A11y MCP Server 1.0.5及之前版本存在代码问题漏洞,该漏洞源于文件src/index.js中函数A11yServer存在服务端请求伪造,可能导致本地攻击。
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
VendorProductAffected VersionsCPESubscribe
priyankarka11y-mcp 1.0.0 -
II. Public POCs for CVE-2026-5323
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III. Intelligence Information for CVE-2026-5323
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