CVE-2025-53109
CVE-2025-53109 · Model Context Protocol Servers Vulnerable to Path Validation Bypass via Prefix Matching and Symlink Handling
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 7.3 · High · EPSS 0.8% · Fix available
- Published
- Updated
Stack: node
Affected products and versions
servers
- Versions
- < 0.6.4: Affected
- < 2025.7.01: Affected
No fix published
@modelcontextprotocol/server-filesystem npm
- Affected ranges
- SEMVER: ≤ 0.6.2
No fix published
@modelcontextprotocol/server-filesystem npm
- Affected ranges
- SEMVER: ≥ 2025.1.14, < 2025.7.1
Update to 2025.7.1