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MongoDb Uncontrolled Recursion Vulnerability - CVE-2026-9740 - Vulnerability Database
MongoDb

MongoDb Uncontrolled Recursion Vulnerability - CVE-2026-9740

High
Reference: CVE-2026-9740
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2026-9740
Title: MongoDb Uncontrolled Recursion Vulnerability
Overview:

A vulnerability in MongoDB Server39s BSON validation logic allows an unauthenticated user to crash the mongod process by sending a specially crafted message. The BSON validator39s handling of certain nested binary data structures permits uncontrolled mutual recursion between validation functions where each re-entry resets internal depth tracking.