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CVE-2026-100868

MEDIUM NVD
CVSS Score
6.3
Severity
MEDIUM
Source
NVD
Published
Sep 27, 2026
Description

Penpot before 2.18.0 binds the MCP server plugin WebSocket bridge to all network interfaces without authentication in single-user mode. Unauthenticated attackers on adjacent networks can connect to the WebSocket port to impersonate the Penpot browser plugin, intercept task payloads, and return forged results to the MCP client.

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