CVE-2025-9611— Microsoft Playwright MCP Server < 0.0.40 DNS Rebinding via Missing Origin Header Validation
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I. Basic Information for CVE-2025-9611
Vulnerability Information
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Vulnerability Title
Microsoft Playwright MCP Server < 0.0.40 DNS Rebinding via Missing Origin Header Validation
Source: NVD (National Vulnerability Database)
Vulnerability Description
Microsoft Playwright MCP Server versions prior to 0.0.40 fails to validate the Origin header on incoming connections. This allows an attacker to perform a DNS rebinding attack via a victim’s web browser and send unauthorized requests to a locally running MCP server, resulting in unintended invocation of MCP tool endpoints.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
暴露危险的方法或函数
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Playwright 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Playwright是美国微软（Microsoft）公司的一个自动化框架。 Microsoft Playwright MCP Server 0.0.40之前版本存在安全漏洞，该漏洞源于未验证Origin标头，可能导致DNS重绑定攻击和未经授权的请求。
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 |
|---|---|---|---|---|
| Microsoft | Playwright | 0 ~ 0.0.40 | - |
II. Public POCs for CVE-2025-9611
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://github.com/JLLeitschuh/security-research/security/advisories/GHSA-8rgw-6xp9-2fg3technical-descriptionexploit
- https://nvd.nist.gov/vuln/detail/CVE-2025-9611
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