CVE-2026-97680: Langflow

High severity, CVSS 8.3. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated attacker to obtain sensitive information or inject malicious data due to improper access control in the vertex result caching subsystem.

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.