LangSmith Bug Could Expose OpenAI Keys and User Data via Malicious Agents

Jun 17, 2025

Cybersecurity researchers have disclosed a now-patched security flaw in LangChain’s LangSmith platform that could be exploited to capture sensitive data, including API keys and user prompts.
The vulnerability, which carries a CVSS score of 8.8 out of a maximum of 10.0, has been codenamed AgentSmith by Noma Security.
LangSmith is an observability and evaluation platform that allows users to

Get Free Report & Network Analysis

Please check your email for the free report.