CVE-2026-12946: Langflow

Critical severity, CVSS 9.9. EPSS: 0.6% chance of exploitation in the next 30 days.

IBM Langflow OSS 1.0.0 through 1.10.0 could allow a remote attacker to inject arbitrary code on the system, due to the improper control of user input code.

Affected products

• Langflow Langflow: from 1.0.0, before 1.10.1 (fixed in 1.10.1)

Published 2026-07-30. Last modified 2026-08-04.