CVE-2025-53109
High
Description
Model Context Protocol Servers is a collection of reference implementations for the model context protocol (MCP). Versions of Filesystem prior to 0.6.4 or 2025.7.01 could allow access to unintended files via symlinks within allowed directories. Users are advised to upgrade to 0.6.4 or 2025.7.01 resolve.
SeverityHigh
CVSS7.3
Exploit probability—
Product@modelcontextprotocol/server-filesystem
PublishedJul 2, 2025
First seenJul 2, 2025
Weakness typeCWE-59Improper link resolution
How to fix
Update
- @modelcontextprotocol/server-filesystem2025.7.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| @modelcontextprotocol/server-filesystemnpm | v ≤ 0.6.2, 2025.1.14 ≤ v < 2025.7.1 | 2025.7.1 |
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