MongoDB Vulnerability CVE-2025-14847 Under Active Exploitation Worldwide

Dec 29, 2025

A recently disclosed security vulnerability in MongoDB has come under active exploitation in the wild, with over 87,000 potentially susceptible instances identified across the world.
The vulnerability in question is CVE-2025-14847 (CVSS score: 8.7), which allows an unauthenticated attacker to remotely leak sensitive data from the MongoDB server memory. It has been codenamed MongoBleed.
“A flaw

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