MongoDB (MongoDB and MongoDB Server) Data Breach

MongoDB (MongoDB and MongoDB Server) experienced a data breach that was reported on December 29, 2025. MongoDB Server contains an improper handling of length parameter inconsistency vulnerability in Zlib compressed protocol headers. This vulnerability may allow a read of uninitialized heap memory by an

Key Facts

Organization
MongoDB (MongoDB and MongoDB Server)
Date Reported
December 29, 2025
Incident Type
unknown
Industry
Technology
Severity Score
5/10
Confidence Level
high

Source

View original source - External link to primary source documentation

Understanding unknown Incidents

Data breaches can result in significant financial, operational, and reputational damage. Organizations should implement defense-in-depth strategies and maintain incident response capabilities.