CVE-2025-68664

The “lc” Leak: Critical 9.3 Severity LangChain Flaw Turns Prompt Injections into Secret Theft

Do Son December 25, 2025

LangChain patches a critical 9.3 CVSS flaw (CVE-2025-68664) where unescaped "lc" keys allow attackers to steal API secrets via prompt injection.

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