CVE-2025-10193

High

Description

DNS rebinding vulnerability in Neo4j Cypher MCP server allows malicious websites to bypass Same-Origin Policy protections and execute unauthorised tool invocations against locally running Neo4j MCP instances. The attack relies on the user being enticed to visit a malicious website and spend sufficient time there for DNS rebinding to succeed.

SeverityHigh

CVSS7.4

Exploit probability—

ProductMcp-neo4j-cypher

PublishedSep 11, 2025

First seenSep 11, 2025

Weakness typeCWE-346CWE-346

How to fix

Update

mcp-neo4j-cypher0.4.0 or later

Vendor advisories

neo4j.com/security/cve-2025-10193
github.com/neo4j-contrib/mcp-neo4j/releases/tag/mcp-neo4j-cypher-v0.4.0

Affected products

Product	Affected versions	Fixed in
mcp-neo4j-cypherPyPI	0.2.2 ≤ v < 0.4.0	0.4.0

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.