CVE-2026-104334: Langflow

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote attacker to execute arbitrary code due to improper control of code generation.

Affected products

• Langflow Langflow: from 1.0.0, before 1.12.3 (fixed in 1.12.3)

Published 2026-10-07. Last modified 2026-10-08.