CVE-2026-35568
MCP Java-SDK has a DNS Rebinding Vulnerability
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
5th
MCP Java SDK is the official Java SDK for Model Context Protocol servers and clients. Prior to 1.0.0, the java-sdk contains a DNS rebinding vulnerability. This vulnerability allows an attacker to access a locally or network-private java-sdk MCP server via a victims browser that is either local, or network adjacent. This allows an attacker to make any tool call to the server as if they were a locally running MCP connected AI agent. This vulnerability is fixed in 1.0.0.
| CWE | CWE-346 |
| Vendor | modelcontextprotocol |
| Product | java-sdk |
| Published | Apr 7, 2026 |
| Last Updated | Apr 8, 2026 |
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Affected Versions
modelcontextprotocol / java-sdk
< 1.0.0