Langflow CVE CISA Warning: Critical Patch for AI Builders

Langflow CVE CISA known exploited vulnerability 2026

Langflow CVE CISA listing makes history this week: CVE-2026-55255 became the first vulnerability in an AI agent-building platform to appear on CISA’s Known Exploited Vulnerabilities catalog — putting Langflow on the mandatory patch list alongside core operating systems and network hardware. The flaw is an insecure direct object reference in Langflow’s /api/v1/responses endpoint. An authenticated … Read more