Critical LangChainGo Vulnerability Let Attackers Access Sensitive Files by Injecting Malicious Prompts
A high-severity vulnerability was identified in LangChainGo, the Go implementation of the popular LLM orchestration framework LangChain. Tracked as CVE-2025-9556, this flaw allows unauthenticated attackers to perform arbitrary file reads through maliciously crafted prompt templates, effectively exposing sensitive server files without requiring direct system access. Key Takeaways1. CVE-2025-9556, Jinja2 prompt injection enables arbitrary file reads.2. […]
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