CVE-2024-3374 MongoDB Server (mongod) may crash when generating ftdc

What is CVE-2024-3374?

CVE-2024-3374 is a medium-severity denial of service vulnerability in Mongodb Mongodb, published on 14 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An unauthenticated user can trigger a fatal assertion in the server while generating ftdc diagnostic metrics due to attempting to build a BSON object that exceeds certain memory sizes. This issue affects MongoDB Server v5.0 versions prior to and including 5.0.16 and MongoDB Server v6.0 versions prior to and including 6.0.5.

Weakness: CWE-617

Which versions are affected by CVE-2024-3374?

1 open source package ship an affected version, including mongodb. It affects 1 product.

Products include Mongodb Mongodb.

How do I fix CVE-2024-3374?

Upgrade mongodb to a fixed version for your release line: 5.0.26 or 6.0.15.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2024-3374 being exploited?

There is no known exploitation of CVE-2024-3374 in the wild and no public exploit code.

Other vulnerabilities in Mongodb Mongodb

• CVE-2025-14847 MongoDB and MongoDB Server Improper Handling of Length Parameter Inconsistency Exploited High 8.7
• CVE-2026-82067 Auth bypass in MongoDB Server Critical 9.2
• CVE-2026-13072 MongoDB Improper Input Validation in Compute Mode External Data Processing Leading to Memory Corruption Critical 9.2
• CVE-2017-15535 Denial of service in n/a Critical 9.1
• CVE-2026-18691 Improper Authentication in MongoDB Intra-Cluster Connections Allows Credential Exposure Critical 9.0

All Mongodb Mongodb vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-mongodb-2024-3374, GHSA-8j48-r5wc-gvr3.