7,000 Langflow servers are under attack. LangGraph and LangChain have the same holes

Attackers are actively exploiting path traversal and SQL injection in Langflow, LangGraph, and LangChain — below where your security tools look.
CSOonline

Langflow RCE under active attack months after a patch was shipped

Actively exploited CVE-2026-5027 lets attackers write files to arbitrary locations on vulnerable Langflow servers, creating a path to remote code execution and full system compromise. Enterprises ...
Bleeping Computer

Path traversal flaw in AI dev platform Langflow exploited in attacks

Attackers are actively exploiting CVE-2026-5027, a high-severity path traversal vulnerability in the AI development platform Langflow, to write arbitrary files on exposed servers. Langflow is an ...