CVE-2026-45805
High
Description
Penpot is an open-source design tool for design and code collaboration. Prior to 2.15.0, Penpot MCP's mcp/packages/server/src/ReplServer.ts bound the ReplServer to 0.0.0.0:4403 and exposed an unauthenticated /execute endpoint that passed the code field to PluginBridge.executePluginTask(), allowing anyone on the network to execute JavaScript on the server. This issue is fixed in version 2.15.0.
SeverityHigh
CVSS8.8
Exploit probability—
Product@penpot/mcp
PublishedJul 15, 2026
First seenJul 15, 2026
Weakness typeCWE-749CWE-749
How to fix
Update
- @penpot/mcp2.15.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| @penpot/mcpnpm | v < 2.15.0 | 2.15.0 |
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