VDB
CVE-2025-66414
CVE-2025-66414
PUBLISHED
CVSS 7.599999904632568 HIGH
Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default
EPSS 0.04% · 12.2th percentile
Risk Scores
CVSS v4.0
7.599999904632568
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS Score
0.04%
12.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| lfprojects | mcp_typescript_sdk | 0 |
| modelcontextprotocol | sdk | 0 |
| modelcontextprotocol | typescript-sdk | * |
Timeline
- Dec 2, 2025 CVE Published
- Dec 3, 2025 EPSS Score
- Dec 7, 2025 EPSS Score
- Dec 12, 2025 EPSS Score
- Dec 16, 2025 EPSS Score
- Dec 21, 2025 EPSS Score
- Dec 25, 2025 EPSS Score
- Dec 29, 2025 EPSS Score
- Jan 3, 2026 EPSS Score
- Jan 7, 2026 EPSS Score
- Jan 11, 2026 EPSS Score
- Jan 16, 2026 EPSS Score
References
- https://github.com/modelcontextprotocol/typescript-sdk/security/advisories/GHSA-w48q-cv73-mx4w url
- https://github.com/modelcontextprotocol/typescript-sdk/commit/09623e2aa5044f9e9da62c73d820a8250b9d97ed url
- https://nvd.nist.gov/vuln/detail/CVE-2025-66414 advisory
- https://github.com/modelcontextprotocol/typescript-sdk/pull/1205 url
- https://github.com/modelcontextprotocol/typescript-sdk/commit/608360047dc6899f1cf4f0226eb62fe7b11b3898 url
- https://github.com/modelcontextprotocol/typescript-sdk package