CVE-2025-53109

HIGH

Model Context Protocol Servers < 0.6.4 and < 2025.7.01 - Unintended File Access via Symlink Resolution

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v4 7.3
EPSS 0.0069
EPSS Percentile 47.9%
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:H/SI:H/SA:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-59
Status published
Products (3)
modelcontextprotocol/server-filesystem 0npm
modelcontextprotocol/servers < 0.6.4
modelcontextprotocol/servers < 2025.7.01
Published Jul 02, 2025
Tracked Since Feb 18, 2026