CVE-2026-78575

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary commands due to improper validation of command-line arguments in the MCP stdio server configuration.

  • Published Sep 10, 2026
  • CVSS 8.8 high
  • 0.8% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-78575 at the National Vulnerability Database