CVE-2026-6543: Langflow Desktop

High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days.

IBM Langflow Desktop 1.0.0 through 1.8.4 Langflow allows an attacker to execute arbitrary commands with the privileges of the process running Langflow. This allows reading sensitive environment variables (API keys, DB credentials), modifying files, or launching further attacks on the internal network.

Affected products

• Langflow Langflow Desktop: from 1.0.0, up to and including 1.8.4

Published 2026-04-30. Last modified 2026-06-17.