Topic

CVE-2026-34070

News, analysis and practical guidance on CVE-2026-34070.

1 articleUpdated 28 Sep 2026

ThreatsCloud & SaaSHigh
LangChain Core Prompt Template Ingestion Flaw Exposes Host Systems to Path Traversal CVE-2026-34070
A high-severity path traversal vulnerability in langchain-core allows attackers processing untrusted prompt configurations to read arbitrary host filesystem data.
Daniel Okafor28 Sep 20268 min read