CVE-2026-8481

IBM Langflow OSS 1.0.0 through 1.10.0 contain a critical remote code execution vulnerability in the code validation API endpoint. The POST /api/v1/validate/code endpoint accepts user-supplied Python code and executes it directly using Python's built-in exec function without sandboxing, input...

CVE-2026-7528

IBM Langflow OSS 1.0.0 through 1.9.0 could allow a denial of service due to uncontrolled resource consumption...

CVE-2026-6542

IBM Langflow OSS 1.0.0 through 1.8.4 could allow any user to supply a flowid to read transaction logs and vertex build data belonging to other users, and to delete persisted vertex build data for another user's flow...

CVE-2026-3345 Path Traversal and Arbitrary File Write Vulnerability in IBM Langflow Desktop API v2 File Upload Endpoint

IBM Langflow Desktop =1.8.4 Langflow could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences /../ to view arbitrary files on the system...