CVE-2025-68664

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

December 26, 2025

Last Seen

July 10, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Critical LangChain Vulnerability Enables Secret Exfiltration45.3

A critical vulnerability in LangChain’s core library (CVE-2025-68664) was discovered, allowing attackers to exfiltrate sensitive environment variables and potentially execute code through deserialization flaws. The issue, affecting a widely used AI framework with hundreds of millions of downloads, w...